Use compensation to add or subtract
499+599+699

Answers

Answer 1

Answer: 1,797

Step-by-step explanation:

Step 1: Round Numbers Up:

500+600+700 = 1,800

Step 2: Subtract 3 to get answer (-1 for every number rounded up)

1,800-3 = 1,797

Answer 2

Addition using compensation method : 1800

Subtraction using compensation method :  1797

Given,

499+599+699

Here,

Compensation : Round off to the nearest number so that the calculation of addition and subtraction becomes more easy .

So,

Firstly addition,

499 + 599 + 699

Add 3 adding one to each, we get,

500 + 600 + 700 = 1800

Now,

Subtracting 3, 1800 - 3 = 1797

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Related Questions

Select the correct answer from each drop-down menu.
AABC is similar to ADEF. The ratio of the perimeter of AABC to the perimeter of ADEF is 1:10. The longest side of ADEF measures 4
The length of the longest side of AABC is
2
4
16
30
units. The ratio of the area of AABC to the area of ADEF is 1:100 v
Reset
Next

Answers

Triangle ABC's longest side is found as 4 units. Thus, Triangle DEF has a 100-times larger area than triangle ABC.

Explain about the ratios:

A ratio is a tool being used compare the sizes of two or more quantities with relation to one another in mathematics. By making amounts easier to understand, ratios enable us to evaluate and express quantities.

Equivalent fractions equate to equivalent ratios.a is the antecedent whereas b is the consequent in the ratio a: b.In a ratio, the roles of antecedent with consequent cannot be switched.

Given that both triangles remain similar, triangle DEF is 10 times larger than triangle ABC according to the ratio 1:10.

Triangle ABC's longest side will just be 1/10 of triangle DEF's longest side, or 4, since its longest side is 40.The square of a ratio of the sides of two comparable triangles is the ratio of respective areas.While the ratio of sides in this instance is 10/1 = 10, the ratio of areas forms : 10² = 100

Thus, Triangle DEF has a 100-times larger area than triangle ABC.

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You pick a card at random. Without putting the first card back, you pick a second card at random. 4 5 6 7 What is the probability of picking a 7 and then picking a 7? Write your answer as a percentage.

Answers

The probability of picking a 7 and then picking a 7 is 8.33%.

Equations

Since we are not replacing the first card before drawing the second one, the probability of drawing a 7 on the first card is 1/4. After drawing the first card, there are three remaining cards, and only one of them is a 7. Therefore, the probability of drawing a 7 on the second card given that the first card was a 7 is 1/3.

Using the multiplication rule of probability, the probability of drawing a 7 on the first card and then drawing a 7 on the second card without replacement is

P(7 on the first card) x P(7 on the second card | 7 on the first card) = (1/4) x (1/3) = 1/12

P(7 on the first card and then a 7 on the second card) = 1/12 x 100% = 8.33%

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Replace ∗ with a monomial so that the trinomial may be represented by a square of a binomial:

0.01b^2+ ∗ +100c^2

Answers

The square of the binomial that represents the trinomial is [tex](0.1b+10c)^{2}[/tex], and the missing monomial is 10bc.

What is Trinomial ?

A trinomial is a polynomial that consists of three terms. In algebra, a term is a combination of a constant and one or more variables, multiplied together. A trinomial, therefore, is a polynomial that has three such terms.

To represent the trinomial 0.01[tex]b^{2}[/tex]+ ∗ +100[tex]c^{2}[/tex] as a square of a binomial, we need to find a monomial that can be added to it to form a perfect square trinomial.

To do this, we can take the square root of the first and last terms of the trinomial and multiply them together:

√(0.011[tex]b^{2}[/tex]) = 0.1b

√(100[tex]c^{2}[/tex]) = 10c

Multiplying these square roots together, we get:

0.1b * 10c = b * 1c * 10 = 10bc

So, the missing monomial is 10bc. Adding this monomial to the original trinomial gives us:

0.011[tex]b^{2}[/tex] + 10bc + 100[tex]c^{2}[/tex] =  [tex](0.1b+10c)^{2}[/tex],

Therefore, the square of the binomial that represents the trinomial is   [tex](0.1b+10c)^{2}[/tex], and the missing monomial is 10bc.

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Quadrilateral ABCD with vertices A(0, 6), B(-3, -6), C(-9.-6), and D(-12, -3):
a) dilation with scale factor of 1/3 centered at the origin
b) translation along the vector (-5, -1)

Answers

Part (a)

Answers:

A' = (0, 2)

B' = (-1, -2)

C' = (-3, -2)

D' = (-4, -1)

Explanation:

Multiply each coordinate by 1/3.

For instance,

[tex]B(-3,-6) \to B( -3*(1/3), -6*(1/3) ) \to B \ '(-1, -2)[/tex]

====================================================

Part (b)

Answers:

A' = (-5, 5)

B' = (-8, -7)

C' = (-14, -7)

D' = (-17, -4)

Explanation:

Subtract 5 from the x coordinate. Subtract 1 from the y coordinate. This moves each point 5 units to the left and 1 unit down.

I'll show an example using point C.

[tex](\text{x},\text{y})\to(\text{x}-5,\text{y}-1)\\\\(-9,-6)\to(-9-5,-6-1)\\\\(-9,-6)\to(-14,-7)\\\\[/tex]

Therefore, C(-9,-6) moves to C ' (-14,-7)

A specific bacteria is given a favorable growth medium, the bacteria has a growth rate of 30.5% every hour. In the beginning there are 100 bacteria, how many bacteria will there be in 36 hours? Round your answer to the nearest tenth.

a. 1550236.7 bacteria
b. 1452039.5 bacteria
c. 152.3 bacteria
d. 149.1 bacteria

Answers

Answer:

36hrs is 36/6.5=5.538 doubling periods. Initial population x0=100

Step-by-step explanation:

The rate of exponential growth of a bacterial culture is expressed as generation time, also the doubling time of the bacterial population. Generation time (G) is defined as the time (t) per generation (n = number of generations). Hence, G=t/n is the equation from which calculations of generation time (below) derive.

PLEASE HELPPPPPP LOOK BELOW

Answers

These are just a few examples of real life situations where you might need to find the volume or surface area of a shape. There are many other situations where this knowledge is useful, including in scientific research, medical imaging, and many other fields.

What is volume?

In mathematics, volume is the amount of space occupied by an object or a shape. It is a measure of how much three-dimensional space an object or a shape takes up. Volume is typically measured in cubic units such as cubic meters (m³), cubic centimeters (cm³), cubic feet (ft³), or cubic inches (in³).

Here,

There are many real life situations where you might need to find the volume or surface area of a shape. Here are some examples:

Packaging and Shipping: In order to package and ship products, companies need to know the volume and surface area of the products and their packaging. For example, a shipping company needs to know the volume and surface area of a package in order to determine how much space it will take up in a truck or airplane, and how much packaging material will be required.

Construction: Architects, engineers and builders need to know the volume and surface area of building materials such as concrete, steel, bricks, and insulation in order to estimate the amount of materials required for a project. They also need to know the volume of a space to determine the amount of materials required to fill it, such as the amount of concrete required to fill a foundation or the amount of insulation needed to insulate a room.

Cooking and Baking: When cooking or baking, you may need to measure the volume or surface area of a container or cooking vessel to ensure that the recipe will fit and cook or bake properly. For example, you might need to measure the volume of a baking dish to know how much batter to use, or measure the surface area of a frying pan to know how much oil is needed.

Gardening and Landscaping: In gardening and landscaping, you may need to know the volume of soil required to fill a raised bed or the surface area of a lawn in order to determine the amount of fertilizer or weed killer required.

Industrial Design: In industrial design, designers need to know the volume and surface area of products in order to determine the materials required for production and to ensure that the product will fit in its intended location. For example, a designer may need to know the volume and surface area of a water tank to determine its capacity and the amount of materials required to build it.

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Can someone do this for
Me

Answers

1. The two triangles are congruent, ASA criteria. angle H ≅ angle M, HY ≅ MN and EY ≅ AN using CPCT. 2. The two triangles are congruent, ASA criteria. AT ≅ AP, by CPCT. Angle T ≅ angle P. CT ≅ RP, by CPCT.

What are congruent triangles?

Triangle congruence: If all three corresponding sides and all three corresponding angles are equal in size, two triangles are said to be congruent. Slide, twist, flip, and turn these triangles to create an identical appearance. In mathematics, the term "congruent" refers to figures and shapes that can be flipped or rearranged to match up with other ones. These forms can be mirrored to produce related shapes.

If two shapes are similar in size and shape, they are congruent. We can also state that if two shapes are congruent, then their mirror images are identical.

1. For the given triangle HEY and triangle MAN we see that,

angle E ≅ angle A

angle Y ≅ angle N

and HE ≅ AM

Thus, the two triangles are congruent using the ASA criteria.

Also angle H ≅ angle M (CPCT)

HY ≅ MN

EY ≅ AN using CPCT.

2. For triangle CAT and PAR we have:

angle A ≅ angle A (vertically opposite angles)

Angle C ≅ angle R

AC ≅ AR

Thus, the two triangles are congruent using the ASA criteria.

Also, AT ≅ AP, by CPCT

Angle T ≅ angle P, by CPCT

CT ≅ RP, by CPCT.

3. For the triangles ACL and triangle ARS:

AC ≅ AR and angle 1 ≅ angle 2 (Given)

Also, angle A = angle A (Vertically opposite angle)

Thus, the two triangles are congruent using ASA criteria.

Now, angle 3 ≅ angle 4 using CPCT.

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Determine the leading coefficient of the polynomial graphed below.

Answers

The leading coefficient of the polynomial is 4.

The leading coefficient of a polynomial, we first need to understand what the leading term of the polynomial is.

The leading term is the term with the highest degree in the polynomial.

For example, in the polynomial [tex]3x^4 + 2x^3 - 5x^2 + 4x - 1[tex], the leading term is 3x^4.
To determine the leading coefficient of a polynomial, we simply look at the coefficient of the leading term. For example, in the polynomial [tex]3x^4 + 2x^3 - 5x^2 + 4x - 1[/tex], the leading coefficient is 3.
Now, let's apply this concept to the polynomial graphed below. From the graph, we can see that the polynomial has a degree of 2, meaning that the highest power of x in the polynomial is 2.

Therefore, the leading term of the polynomial is [tex]ax^2[/tex], where a is the leading coefficient.
The vertex is the point on the graph where the polynomial reaches its maximum or minimum value. In this case, the vertex is located at [tex](-2, 4)[/tex]
Since the vertex is the highest point on the graph, we know that the coefficient of x^2 must be positive.

In this case, the value of y at the vertex is 4.

Therefore, the leading coefficient of the polynomial is 4.

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Smithson Mining operates a silver mine in Nevada. Acquisition, exploration, and development costs totaled $7.6 million. After the silver is extracted in approximately five years, Smithson is obligated to restore the land to its original condition, including constructing a wildlife preserve. The company’s controller has provided the following three cash flow possibilities for the restoration costs: (1) $700,000, 25% probability; (2) $750,000, 40% probability; and (3) $850,000, 35% probability. The company’s credit-adjusted, risk-free rate of interest is 8%.

What is the book value of the asset retirement liability at the end of one year?

Assuming that the actual restoration costs incurred after five years are $796,000, what amount of gain or loss will Smithson recognize on retirement of the liability?

Answers

Smithson will recognize the loss. So,the amount of loss will Smithson recognize on retirement of the liability is $309,248.85.

What is profit or loss?

Profit or loss is the financial gain or loss resulting from the difference between revenue and expenses in a business or financial context.

Book value of ARL = Present value of estimated cash flows for ARL - Accumulated depreciation and amortization

PV = PMT x (1 - 1 / (1 + r)ⁿ) / r

The formula for weighted average is:

Weighted average = (Cash flow 1 x Probability 1) + (Cash flow 2 x Probability 2) + (Cash flow 3 x Probability 3)

PV = (700,000 x 0.25 x (1 - 1 / (1 + 0.08)⁵) / 0.08) + (750,000 x 0.4 x (1 - 1 / (1 + 0.08)⁵) / 0.08) + (850,000 x 0.35 x (1 - 1 / (1 + 0.08)⁵) / 0.08)

PV = $2,317,283.36

Since this is the end of the first year, the accumulated depreciation and amortization is simply the present value of the estimated cash flows for the first year:

Accumulated depreciation and amortization = (700,000 x 0.25 / (1 + 0.08)) + (750,000 x 0.4 / (1 + 0.08)) + (850,000 x 0.35 / (1 + 0.08))

Accumulated depreciation and amortization = $1,830,532.21

Finally, we can calculate the book value of the ARL at the end of one year:

Book value of ARL = Present value of estimated cash flows for ARL - Accumulated depreciation and amortization

Book value of ARL = $2,317,283.36 - $1,830,532.21

Book value of ARL = $486,751.15

Therefore, the book value of the asset retirement liability at the end of one year is $486,751.15.

Loss = Actual restoration costs - Book value of ARL

Loss = $796,000 - $486,751.15

Loss = $309,248.85

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The distance between two cities on a map is 25 inches. The actual distance between the two cities is 500 miles. How many miles would 35 inches be on the map?

1.75 miles
20 miles
510 miles
700 miles
Question 2(Multiple Choice Worth 2 points)
(Circumference LC)

What is the circumference of a circle with a diameter of 21 cm? Approximate using pi equals 22 over 7.

7 cm
33 cm
66 cm
132 cm
Question 3(Multiple Choice Worth 2 points)
(Area of Polygons and Composite Figures LC)

An image of a rhombus is shown.

A rhombus with a base of 17 inches and a height of 14 inches.

What is the area of the rhombus?

62 in2
119 in2
124 in2
238 in2
Question 4(Multiple Choice Worth 2 points)
(Surface Area of Cylinders LC)

Which equation would calculate the amount of wrapping paper, in square centimeters, needed to completely cover the cylinder shown?

a cylinder with the diameter labeled 2.8 centimeters and the height labeled 3.7 centimeters

SA = 2π(1.4)2 + 2.8π(3.7)
SA = 2π(1.4)2 + 1.4π(3.7)
SA = 2π(2.8)2 + 2.8π(3.7)
SA = 2π(2.8)2 + 1.4π(3.7)
Question 5(Multiple Choice Worth 2 points)
(Volume of Cylinders MC)

A family is filling up a circular pool. The pool has a depth of 6 feet and a diameter of 10 feet. If there are approximately 7.48 gallons of water in a cubic foot, how many gallons of water will it take to fill up the pool completely? Use π = 3.14 and round to the nearest gallon.

63 gallons
471 gallons
1,409 gallons
3,523 gallons
Question 6(Multiple Choice Worth 2 points)
(Surface Area of Cylinders MC)

A bakery makes cylindrical mini muffins that measure 2 inches in diameter and one and one fourth inches in height. If each mini muffin is completely wrapped in paper, then at least how much paper is needed to wrap 6 mini muffins? Approximate using pi equals 22 over 7.

14 and 1 over 7 in2
23 and 4 over 7 in2
47 and 1 over 7 in2
84 and 6 over 7 in2
Question 7(Multiple Choice Worth 2 points)
(Area of Circles LC)

A circle with a diameter of 34 inches is shown.

circle with diameter of 34 inches

What is the area of the circle using π = 3.14?

53.38 in2
106.76 in2
907.46 in2
3,629.84 in2
Question 8(Multiple Choice Worth 2 points)
(Volume of Cylinders MC)

A cylinder with a diameter of 8 yards has a volume of 452.16 yd3. What is the height of the cylinder? Use 3.14 for π.

2 yards
8 yards
9 yards
18 yards
Question 9(Multiple Choice Worth 2 points)
(Volume of Cylinders MC)

Ramon is filling cups with juice. Each cup is shaped like a cylinder and has a diameter of 4.2 inches and a height of 7 inches. How much juice can Ramon pour into 6 cups? Round to the nearest hundredth and approximate using π = 3.14.

96.93 cubic inches
553.90 cubic inches
581.59 cubic inches
2,326.36 cubic inches
Question 10(Multiple Choice Worth 2 points)
(Surface Area of Cylinders MC)

A cylindrical can of vegetables has a label wrapped around the outside, touching end to end. The only parts of the can not covered by the label are the circular top and bottom of the can. If the area of the label is 100π square inches and the radius of the can is 5 inches, what is the height of the can?

25 inches
20 inches
10 inches
5 inches
Question 11(Multiple Choice Worth 2 points)
(Area of Polygons and Composite Figures MC)

A family has a unique pattern in their tile flooring on the patio. An image of one of the tiles is shown.

A quadrilateral with a line segment drawn from the bottom vertex and perpendicular to the top that is 6 centimeters. The right vertical side is labeled 3 centimeters. The portion of the top from the left vertex to the perpendicular segment is 4 centimeters. There is a horizontal segment from the left side that intersects the perpendicular vertical line segment and is labeled 5 centimeters.

What is the area of the tile shown?

34.5 cm2
45 cm2
54 cm2
57.5 cm2
Question 12(Multiple Choice Worth 2 points)
(Area of Circles MC)

A circular cookie cake costs $12.56. If the diameter of the cookie cake is 8 inches, what is the approximate cost per square inch of the cookie cake? Use π = 3.14.

$0.04
$0.06
$0.16
$0.25
Question 13(Multiple Choice Worth 2 points)
(Surface Area of Cylinders MC)

The net of a right circular cylinder is shown.

net of a cylinder where the radius of each circle is labeled 4 meters and the height of the rectangle is labeled 8 meters

What is the surface area of the cylinder? Use π = 3.14 and round to the nearest whole number.

251 m2
301 m2
502 m2
804 m2
Question 14(Multiple Choice Worth 2 points)
(Scale Factor MC)

The state of Colorado is 4 centimeters long and 2 centimeters wide on a map. A cartographer wants to use a scale factor of 3.5 to enlarge the map. What is the area of the enlarged map?

98 cm2
42 cm2
28 cm2
8 cm2
Question 15(Multiple Choice Worth 2 points)
(Circumference MC)

A race car drove around a circular track that was 0.5 mile. If 1 mile = 5,280 feet, what is the radius of the track, in feet? Use π = 3.14 and round to the nearest hundredth.

124.20 feet
248.41 feet
420.38 feet
840.76 feet

Answers

Answer: first one is 700

Step-by-step explanation:

Please help solve the problem

Answers

Answer:

y = 3 cot (1x)?

Step-by-step explanation:

need done asap only have 2 min

Answers

Answer 6

Step-by-step explanation:  A = 1/2 bh, 6 x 2 is 12 and 1/2 of 12 is 6

HELP ASAP
A net of a rectangular prism is shown.


A net of a rectangular prism with dimensions 5 and three-fourths centimeters by 4 centimeters by 11 and three-fourths centimeters.


What is the surface area of the prism?


five hundred fifty and one-fourth cm2

four hundred twelve and three-fourths cm2

two hundred seventy-five and one-eighth cm2

one hundred thirty-seven and nine-sixteenths

Answers

Thus, the surface area of the rectangular prism is found as : S = 275 ¹/₈ cm².

Explain about the rectangular prism:

A rectangular prism is one of the more usual shapes for prisms. One definition of a rectangular prism is a prism with rectangle-shaped bases. An other faces also were rectangles because the bases are rectangles. These are a rectangular prism's characteristics:

two parallel rectangular basesCongruent as well as parallel rectangles on three facestotal of six rectangular faces

Given dimensions for the rectangular prism :

Length l = 11 ³/₄ cm = 47/4 cm = 11.75 cmwidth w = 5 ³/₄ cm = 23/4 cm = 5.75 cmheight h = 4 cm

Then ,

surface area of the prism S = 2(lw + wh + hl)

Put the values:

S = 2(11.75*5.75 + 5.75*4 + 4*11.75)

S = 2*137.5625

S = 275.125

S = 275 ¹/₈ cm²

Thus, the surface area of the rectangular prism is found as : S = 275 ¹/₈ cm².

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the temperature T, in degrees Fahrenheit, during the day can be modeled by the equation T(x)=-0.07x^2, where x is the number of hours after 6 a.m. At what time is the temperature a maximum? What is the maximun temperature?

Answers

Answer:   To find the time at which the temperature is maximum, we need to find the vertex of the quadratic function T(x) = -0.07x^2. Recall that the x-coordinate of the vertex of a quadratic function f(x) = ax^2 + bx + c is given by -b/2a. In this case, a = -0.07 and b = 0 (since there is no linear term), so the x-coordinate of the vertex is x = -b/2a = -0/(-0.14) = 0.

Since x is the number of hours after 6 a.m., the time corresponding to x = 0 is 6 a.m. Therefore, the temperature is a maximum at 6 a.m.

To find the maximum temperature, we evaluate T(0) = -0.07(0)^2 = 0. Therefore, the maximum temperature is 0 degrees Fahrenheit. Note that this result makes sense, since the quadratic function T(x) = -0.07x^2 is a downward-facing parabola, which means that the temperature decreases as the number of hours after 6 a.m. increases.

Step-by-step explanation:

2. If Jon took a test and made the following scores: 72, 84, 92, 80, 96, 88, 45, 70, 79, 92, 87, and 103.
a. Box and Whisker plot:
b. What is the range:
IQR:
c. Are there any outliers?
3. If the mean is 77 and the standard deviation is 11 please find:
a.
A value 3 standard deviations above the mean
b.
A value 2.5 standard deviation below the mean
c. A value 2 standard deviations below the mean
d. A value 1 standard deviation above the mean
4. If 99.7 percent of the data is between 30 and 90, then please find the mean and the standard of deviation.
b. o:
a. u
5. If 68 percent of the data is between 42 and 58, then please find the mean and the standard of deviation.
b. a:
a. p
6. If 95 percent of the data is between 34 and 64, then please find the mean and the standard of deviation.
b. a:
a. µ

Someone please help with this page

Answers

Answer:

a)

 103

         |

       96 +

         |

       92 |     *  

         |    * *  

       88 +--*    

         | *      

       84 |        

         |*        

       80 +        

         |        

       79 |        

         |        

       72 +        

         |        

       70 |

         |

b)b. The range is the difference between the highest and lowest scores: 103 - 45 = 58.

The IQR is the interquartile range, which is the range of the middle 50% of the scores. To find it, we first need to find the first and third quartiles:

   The first quartile (Q1) is the median of the lower half of the scores, which are 45, 70, 72, 79, and 80. The median of this set is (72+79)/2 = 75.5.

   The third quartile (Q3) is the median of the upper half of the scores, which are 84, 87, 88, 92, and 96. The median of this set is (88+92)/2 = 90.

Therefore, the IQR is 90 - 75.5 = 14.5.

c)c. To find any outliers, we need to first define the "fences" of the box and whisker plot. The lower fence is Q1 - 1.5IQR = 75.5 - 1.514.5 = 53.25. The upper fence is Q3 + 1.5IQR = 90 + 1.514.5 = 112.75.

There is one score that is outside the fences: 103. Therefore, 103 is an outlier.

Step-by-step explanation:

Of the 50 students Bryson surveyed, 15 are twelve years old, 20 are thirteen years old, and 15 are fourteen years old. If there are approximately 600 students at King Middle School, what is the best estimate of the proportion of students who are twelve, thirteen, and fourteen years old?

Answers

Answer:

Step-by-step explanation:

If 15 out of 50 students are twelve years old, we can estimate the proportion of twelve-year-olds in the whole school as follows:

Proportion of twelve-year-olds = 15/50

Simplifying this fraction by dividing both numerator and denominator by 5, we get:

Proportion of twelve-year-olds = 3/10

Similarly, if 20 out of 50 students are thirteen years old, we can estimate the proportion of thirteen-year-olds in the whole school as:

Proportion of thirteen-year-olds = 20/50

Simplifying this fraction by dividing both numerator and denominator by 10, we get:

Proportion of thirteen-year-olds = 2/5

Finally, if 15 out of 50 students are fourteen years old, we can estimate the proportion of fourteen-year-olds in the whole school as:

Proportion of fourteen-year-olds = 15/50

Simplifying this fraction by dividing both numerator and denominator by 5, we get:

Proportion of fourteen-year-olds = 3/10

Therefore, the best estimate of the proportion of students who are twelve, thirteen, and fourteen years old in the school, respectively, is:

3/10 are twelve years old

2/5 are thirteen years old

3/10 are fourteen years old

A quick quiz consists of a true/false question followed by a multiple-choice question with 4 possible answers. If both questions are answered with random guesses, find the probability that both responses are correct.

Answers

For given Sample Space, the probability that both responses are correct is 12.5%.

What exactly is a sample space?

A sample space is the collection of all potential results of an experiment or random process in probability theory. It is a key idea that allows us to define and assess event probability.

Consider the following experiment: rolling a six-sided die. This experiment's sample space is the set of all potential results of rolling the dice, which are 1, 2, 3, 4, 5, 6. Each member of the sample space indicates a possible experiment outcome.

Now,

The probability of answering the true/false question correctly by random guess is 1/2, since there are two possible choices.

The probability of answering the multiple-choice question correctly by random guess is 1/4, since there are four possible choices.

The probability of both events happening together = product of individual probabilities:

P(correct on both) = P(true/false correct) × P(multiple-choice correct)

= (1/2) × (1/4)

= 1/8

= 0.125

Therefore, the probability that both responses are correct is 0.125 or 12.5%.

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Tami has two jobs and can work at most 20 hours each week. She works as a server and makes $6 per hour. She also tutors and makes $12 per hour. She needs to earn at least $150 a week. Choose the first inequality that represents this scenario

Answers

Answer:

B?

Step-by-step explanation:

Need help
40 points!!!

Answers

1. The diagonal of the base of the box is shorter than the length of the wind chime. 2. The interior diagonal of the box shorter than the length of the wind chime. 3.  The wind chime will not fit in the box.

What is diagonal?

A diagonal is a line segment that connects two polygonal corners (vertexes), although it is not an edge (side). In other words, it connects any two polygonal vertices that are not neighboring. So, when we directly link any two vertices that are not connected by any sides, we may draw the diagonals in a polygon. A diagonal is a line that runs straight across the vertices of a polygon and joins its opposing corners. In other terms, a line segment connecting any two non-adjacent corners is a polygon's diagonal. Depending on how many sides a polygon has, distinct polygons may have a variable number of diagonals.

Given that the length of the wind chime is 16 inches thus,

1.  diagonal of base of the box = √10²+8² = √164 = 12.8

Hence, the diagonal of the base of the box is shorter than the length of the wind chime.

2.  interior diagonal of the box = √6²+8²+10² = √200 = 14.14

The interior diagonal of the box shorter than the length of the wind chime

3.  The wind chime will not fit in the box

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Edward's grandmother used to make him Pannukakku when he was little. He wants to surprise
her by making it himself. The recipe he found requires a 9-in. by 13-in. rectangular pan.
Edward would like to use a round cast iron pan like his grandmother does.
What is the area of a 9-in. by 13-in. pan?
22 in.²
44 in.²
108 in.² 117 in.²

Answers

Answer:

117in

Step-by-step explanation: 9in x 13in=117in

So, Edward needs to use a round cast iron pan with a radius of 177 inches to have the same area as the rectangular pan. correct answer is (d).

How to find area of the circle?

To find the area of a circle, you need to know its radius (the distance from the center of the circle to any point on its perimeter). Once you know the radius, you can use the following formula:

[tex]Area = \pi * radius^2[/tex]

where π (pi) is a mathematical constant approximately equal to 3.14159.

So, to find the area of a circle, follow these steps:

Measure the radius of the circle.

Square the radius (multiply it by itself).

Multiply the squared radius by π.

Round your answer to the desired number of decimal places (usually 1 or 2).

The area of a 9-in. by 13-in. rectangular pan is:

Area = length x width = 9 in. x 13 in. = 117 in.²

So, the area of the rectangular pan is 117 in.².

To use a round cast iron pan with the same area, Edward needs to find the radius of the circle with an area of 117 in.²:

Area of a circle = πr²

[tex]= \pi r^2[/tex]

[tex]= 117 in.^2 /[/tex]

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the complete question: Edward's grandmother used to make him Pannukakku when he was little. He wants to surprise.

her by making it himself. The recipe he found requires a 9-in. by 13-in. rectangular pan.

Edward would like to use a round cast iron pan like his grandmother does.

What is the area of a 9-in. by 13-in. pan?

[tex](a) 22in^{2} \\(b)44in^{2} \\(c)108in^{2} \\(d)117in^{2}[/tex]

Matthew gets paid $12 per hour. Which graph has a slope that best represents this rate? 15 POINTS!

Answers

Answer: While I cannot give an exact answer without additional context, the answer should have a slope of 12, and should look like the image below.

Answer:

12

Step-by-step explanation:

The average 5-year-old child has a mass of 20 kg. Write this mass in
scientific notation. Approximately how many times larger is the elephant
than the child? Approximately how many water drops equal the mass of the
child? Explain your thinking.

Answers

Answer:

The mass of a 5-year-old child is 20 kg. We can express this mass in scientific notation as:

2 x 10^1 kg

To find approximately how many times larger an elephant is than a 5-year-old child, we need to know the mass of an elephant. According to National Geographic, an average elephant can weigh between 2,700 and 6,000 kg. Assuming an average weight of 4,350 kg for an elephant, we can calculate the ratio of elephant mass to child mass as follows:

4,350 kg / 20 kg ≈ 218

Therefore, an elephant is approximately 218 times larger than a 5-year-old child in terms of mass.

To determine approximately how many water drops equal the mass of a child, we need to know the mass of a single water drop. This can vary depending on the size of the drop and the substance it is made of. However, for the purposes of estimation, we can assume that the mass of a water drop is approximately 0.05 grams.

PLEASE HELP ME.
(In picture)

Answers

Answer:

2nd option

Step-by-step explanation:

The running back for the Bulldogs football team carried the ball 9 times for a total loss of 15/3/4 yards. Find
the average change in field position on each run. Enter the average change as a simplified mixed number.

Answers

The average change in field position on each run was a loss of 7/4 yards.

What is mixed number?

A mixed number in mathematics is a number that combines a whole number and a fraction. The entire number and the fraction are often separated by a space or a plus sign when writing mixed numbers. As an illustration, the mixed number 2 1/3 stands for the sum of 2 and 1/3. By dividing the entire number by the fraction's denominator and adding the numerator, mixed numbers can be transformed into improper fractions. For instance, we would multiply 2 by 3 and add 1 to get 7, which is an incorrect fraction of 2 1/3. In order to obtain 7/3, we would then write the fraction using the same denominator as the original fraction.

The total change in position for a total loss of 15/3/4 yards is:

Total change in field position = - (15 + 3/4) yards

Given the, number of runs = 9

Thus:

Average change in field position = Total change in field position / Number of runs

Average change in field position = (- 15 - 3/4) yards / 9

Average change in field position = (- 63/4) yards / 9

Average change in field position = - 7/4 yards

Hence, the average change in field position on each run was a loss of 7/4 yards.

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A box is to be constructed with a rectangular base and a height of 5 cm. If the rectangular base must have a perimeter of 28 cm, which quadratic equation best models the volume of the box?

V = lwh
P = 2(l + w)

Answers

Answer: V(x) = -5x^2 + 70x

Step-by-step explanation:

Let the length and width of the rectangular base be represented by x and y, respectively.

Since the perimeter of the rectangular base is 28 cm, we have:

2x + 2y = 28

x + y = 14

The height of the box is given as 5 cm.

The volume of the box is given by:

V = lwh = xy(5)

V = 5xy

We can solve for y in terms of x from the equation x + y = 14:

y = 14 - x

Substituting this into the equation for the volume, we get:

V = 5x(14 - x)

Simplifying:

V = 70x - 5x^2

A rectangular prism and a cylinder both have a height of 8 m, and their cross-sectional areas are equal at every level parallel to their respective bases.

A rectangular prism and a cylinder both have a height of 8 meters. The rectangle has base dimensions of 5 meters by x. The cylinder has a radius of 3 meters.

Complete the steps to find the width of the prism.

Find the volume of the prism.
V =
m3
Find the volume of the cylinder.
V =
m3
Set the volumes equal to each other and solve for x. Round to the nearest tenth.
x =
m

Answers

First, we need to find the cross-sectional area of each figure:

Cross-sectional area of the rectangular prism: 5x square metersCross-sectional area of the cylinder: π(3^2) = 9π square meters

Since the cross-sectional areas are equal at every level, we can set up the following equation:

5x = 9π

Solving for x, we get:

x = 9π/5

Now, we can find the volume of the rectangular prism:

V = 5x * 8 = 72π cubic meters

And the volume of the cylinder:

V = π(3^2) * 8 = 72π cubic meters

Since the volumes are equal, we can set up the following equation:

72π = 72π

Simplifying, we get:

9πx = 40π

Solving for x, we get:

x = 40/9

Rounding to the nearest tenth, we get:

x ≈ 4.4 meters

Therefore, the width of the rectangular prism is approximately 4.4 meters.

24 = 3(y + 6) someone can help me please?

Answers

What is equation?

An equation is a mathematical statement that shows that two expressions are equal. It typically includes variables, constants, and mathematical operators such as addition, subtraction, multiplication, and division. Equations can be used to model a wide range of real-world situations, and they are an essential tool in many fields of study, including physics, engineering, and economics.

How to solve the given equation?

To solve for y, we need to isolate y on one side of the equation. We can do this by first distributing the 3 on the right-hand side:

24 = 3y + 18

Next, we can isolate 3y by subtracting 18 from both sides:

24 - 18 = 3y

6 = 3y

Finally, we can solve for y by dividing both sides by 3:

y = 2

Therefore, the solution to the equation 24 = 3(y + 6) is y = 2.

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Solve the inequality and enter your solution as an inequality comparing the variable to your solution. 30 + x > 83

Answers

Answer:
x > 53


30 + x > 83

Subtract 30 from both sides:

x > 53

Therefore, the solution is:

x > 53

Write the statement in words. Let p="The plane is on time." Let q="The sky is clear."
Q->~P

Answers

It asserts that if the sky is clear, then it is not possible for the plane to be on time.

Define hypothesis

In general, a hypothesis is a proposed explanation or tentative answer to a research question or problem. It is a statement that can be tested through investigation and analysis of data.

The statement "q -> ~p" can be interpreted as "If the sky is clear, then the plane is not on time."

This is a conditional statement, where q represents the hypothesis or condition ("the sky is clear") and ~p represents the conclusion or result ("the plane is not on time").

It asserts that if the sky is clear, then it is not possible for the plane to be on time.

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Find the sum of (-3x⁵- 4x + 3) and (2x⁵- x +
3)​

Answers

Answer:20

Step-by-step explanation:

Answer:

[tex]-x^{5} -5x+6[/tex]

Step-by-step explanation:

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