The best choice is B. Saving Bonds, Stock Market, Mutual
Why do you use the word "investment"?Investments are defined as assets bought or invested in with the goal of increasing wealth and setting aside funds from salary or capital gains. The main goal of an investment is to generate extra income or to make money on an investment over a certain amount of time.
Generally speaking, the following is the order of investments from the lowest risk to the greatest risk:
Bonds for savings, mutual funds, and the stock market
As a result, list B is the one that runs from investment with the lowest risk to investment with the greatest risk. Stock market, mutual funds, and savings bonds.
The sequence of mutual fund investments, Savings Bonds, and Stock Market in Option A is not in decreasing order of danger.
Savings Bonds, the stock market, and mutual funds are listed in Option C's order, and this is also not from lowest to greatest risk.
Stock markets, mutual funds, and savings bonds are listed in Option D's order of greatest to lowest risk.
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I’ll give 80 points if you can answer all these problems
Find the missing side lengths. Leave your answers as radicals in simplest form.
Answer:
y = 2;
x = 2√2
.
Step-by-step explanation:
Use trigonometry:
[tex] \tan(45°) = \frac{y}{2} [/tex]
Use the property of proportion to find x (cross-multiply):
[tex]y = 2 \times \tan(45°) = 2 \times 1 = 2[/tex]
Use the Pythagorean theorem to find x:
[tex] {x}^{2} = {y}^{2} + {2}^{2} [/tex]
[tex] {x}^{2} = {2}^{2} + {2}^{2} = 4 + 4 = 8[/tex]
[tex]x > 0[/tex]
[tex]x = \sqrt{8} = \sqrt{4 \times 2} = 2 \sqrt{2} [/tex]
Solve each equation.
(x + 3)(x - 3) = 16 - 2x^2
Answer:
[tex]x = ± \frac{5 \sqrt{3} }{3} [/tex]
Step-by-step explanation:
[tex](x + 3)(x - 3) = 16 - 2 {x}^{2} [/tex]
Use the quick multiplication formula:
[tex] {x}^{2} - 9 = 16 - 2 {x}^{2} [/tex]
[tex] {x}^{2} + 2 {x}^{2} = 16 + 9[/tex]
[tex]3 {x}^{2} = 25[/tex]
Divide both parts by 3 to make x the subject:
[tex] {x}^{2} = ±8 \frac{1}{3} [/tex]
[tex]x = ± \frac{5 \sqrt{3} }{3} [/tex]
A small nation of ten people idolizes the TV show “The Voice”. All they produce and consume are karaoke machines and CDs, in the following amounts:
Karaoke Machines
CDs
Quantity Produced
(in thousands)
Price of each Karaoke Machine
Quantity Produced
(in thousands)
Price of each CD
2017
10
$40
30
$10
2018
12
$60
50
$12
The population of the economy is 10000 in 2017 and it increased to 15000 in 2018.Using the CPI, compute the percentage change in the overall price level. Use 2017 as the base year and fix the basket at 1 karaoke machine and 3 CDs.
To compute the CPI, we first need to calculate the total cost of the basket in both years:
2017: (10 x $40) + (30 x $10) = $400 + $300 = $700
2018: (12 x $60) + (50 x $12) = $720 + $600 = $1320
Using 2017 as the base year, the CPI in 2017 is 100 (by definition). To calculate the CPI in 2018, we divide the cost of the basket in 2018 by the cost of the basket in 2017, and multiply by 100:
CPI in 2018 = (1320/700) x 100 = 188.57
Therefore, the percentage change in the overall price level is:
% change in price level = (CPI in 2018 - CPI in 2017) / CPI in 2017 x 100
% change in price level = (188.57 - 100) / 100 x 100
% change in price level = 88.57%
So, the overall price level increased by 88.57% from 2017 to 2018.
Ignoring twins and other multiple births, assume babies born at a hospital are independent events with the probability that a baby is a boy and the probability that a baby is a girl both equal to 0.5. If the first 6 children born are girls, what is the probability the next born child is a boy?
For given Sample Space, the probability that the next born child is a boy, given that the first 6 children born were girls, is 0.5 i.e. A.
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 a baby being a boy or a girl is 0.5 each, and each birth is an independent event, meaning that the outcome of one birth does not affect the outcome of the others. Therefore, the probability of having 6 girls in a row is (0.5)⁶ = 0.015625, or approximately 1.5625%.
Now, we want to find the probability that the next born child is a boy, given that the first 6 children born were girls.
Using the conditional probability formula:
P(boy | 6 girls) = P(boy and 6 girls) / P(6 girls)
The probability of having 6 girls and a boy is the same as the probability of having 7 children in a row, with the last one being a boy. The probability of having 7 children in a row, with any gender, is (0.5)⁷ = 0.0078125, or approximately 0.78125%.
Therefore,
P(boy | 6 girls) = (0.5)⁷ / (0.5)⁶ = 0.5
So the probability that the next born child is a boy, given that the first 6 children born were girls, is 0.5.
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The map of a rectangular park drawn to scale has a scale of 1 cm = 50 m. What is the actual area of the park if the park is 10 cm by 15 cm on the map?
Answer: The dimensions on the map are 10 cm by 15 cm, so the area on the map is 10 cm × 15 cm = 150 cm^2.
Since the scale is 1 cm = 50 m, every 1 cm on the map corresponds to an actual distance of 50 m. Therefore, the actual dimensions of the park are 10 cm × 50 m/cm = 500 m by 15 cm × 50 m/cm = 750 m.
The actual area of the park is the product of the actual dimensions, so the actual area is 500 m × 750 m = 375000 square meters.
Step-by-step explanation:
conditions for drawing triangles
side lengths of 6cm and 9 cm , 70° angle
Answer: 9cm
Step-by-step explanation: i hope this this helps!
Simplify the function f(x)=1/2(27) 2x/3 then determine the key aspects of the function
The simplified form of the function f(x)=1/2(27) 2x/3 can be expressed as f(x) = (27/2) (2x/3).
What is function?Functions are one of the fundamental building blocks of mathematics and are used to describe and analyze relationships between different variables.
The function f(x)=1/2(27) 2x/3 can be simplified by factoring out the common factor of 1/2 and 27.
Thus, the simplified form of the function can be expressed as
f(x) = (27/2) (2x/3).
This function is a polynomial function with degree 1, which means that it is a linear function. The degree of a function is the highest power of the variable in the equation.
The key aspects of this function can be identified by looking at the constant values in the equation.
The constant value 27/2 is the y-intercept, which is the point at which the line crosses the y-axis.
This means that the y-value of the function at x = 0 is 27/2.
The constant value 2/3 is the gradient, which is the slope of the line. This means that for every increase in the x-value, the y-value will increase by 2/3.
This function can be represented graphically as a straight line with a y-intercept of 27/2 and a slope of 2/3.
The graph of this function will pass through the point (0, 27/2) and will have a positive slope of 2/3. This means that the graph will move up and to the right, with each increase in the x-value resulting in an increase of 2/3 in the y-value.
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please help thank you very much
Answer:5
Step-by-step explanation:
if x+2 is a factor of x^3-6x-11x+k, then k=
The value of k in the expression x³ – 6x² – 11x + k is –10.
What is polynomials?Polynomial is formed up of the terms Nominal, which means "terms," and Poly, which means "many." A polynomial is a mathematical expression made up of variables, constants, and exponents that are mixed using addition, subtraction, multiplication, and division operations.
From the question given above, the following data were obtained:
f(x) = x³ – 6x² – 11x + k
Factor => x + 2
Value of k =?
Next, we shall obtained the value of x from x + 2. This can be obtained as follow:
x + 2 = 0
Collect like terms
x = 0 – 2
x = –2
Finally, we shall determine the the value of k. This can be obtained as illustrated below:
f(x) = x³ – 6x² – 11x + k
x = –2
Value of k =?
f(–2) = 0 since x + 2 is a factor
x³ – 6x² – 11x + k = 0
(–2)³ – (–2)² – 11(–2) + k = 0
–8 – (4) + 22 + K = 0
–8 – 4 + 22 + K = 0
10 + k = 0
Collect like terms
k = 0 – 10
k = –10
Therefore, the value of k is –10
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Find an expression which represents the difference when (-2x - 6) is subtracted
from (-10x - 2) in simplest terms.
subtract each seperately
first the numbers with x
-2 - -10 becomes -2 + 10 which is 8x
now the constants
then -6 - -2 becomes -6 + 2 which is -4
so its 8x - 4
youre welcome b
Can someone help me put these values in order?
The steps to verify the identity cos(-Θ)/(1 + sin(-Θ)) = sec(Θ) + tan(Θ) are:
cos(-Θ)/(1 + sin(-Θ))cos(Θ)/(1 - sin(Θ))cos(Θ)(1 + sin(Θ))/((1 - sin²(Θ)))cos(Θ)(1 + sin(Θ))/(cos²(Θ))1/cos(Θ) + sin(Θ)/cos(Θ) sec(Θ) + tan(Θ)How to verify an identity's order?Start with the left-hand side of the identity: cos(-Θ)/(1 + sin(-Θ))
Use the fact that cos(-Θ) = cos(Θ) and sin(-Θ) = -sin(Θ) to rewrite the expression as: cos(Θ)/(1 - sin(Θ))
Multiply the numerator and denominator by (1 + sin(Θ)) to get: cos(Θ)(1 + sin(Θ))/((1 - sin²(Θ)))
Use the Pythagorean identity sin²(Θ) + cos²(Θ) = 1 to simplify the denominator to cos²(Θ): cos(Θ)(1 + sin(Θ))/(cos²(Θ))
Rewrite the expression using the definitions of secant and tangent: cos(Θ)/cos(Θ) + sin(Θ)/cos(Θ) = sec(Θ) + tan(Θ)
Simplify the expression to arrive at the right-hand side of the identity: sec(Θ) + tan(Θ)
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Image transcribed:
1. Put the steps in order to verify the identity.
cos(-Θ)/1 + sin(-Θ) = sec Θ + tan Θ
↑↓ (cos Θ/1 - sin Θ) (1+ sin Θ/1 + sin Θ)
↑↓ (cos Θ + sin Θ cos Θ) / (1-sin² Ө)
↑↓ cos Θ + sin Θ cos Θ)/ cos² Θ
↑↓ cos Θ/(1- sin Θ)
↑↓ 1/cos Θ + sin Θ/ cos Θ
↑↓ sec Θ +tan Θ
Find the perimeter and total area
Answer:
Perimeter: Add up all the sides (7.5, 6, 2.5, 3.5, 3.5) to get the answer for the perimeter as 23 ft.
Area: Split the shape into two rectangles either way and multiply the length and width. Then, add the two answers. This would leave us with the answer of the area as 35 square feet.
single-cell of bacteria triples every 3 days. About how many days will it take one bacteria to produce a population of 2187?
Answer:
7 days
Step-by-step explanation:
The life of a Radio Shack record player is normally distributed with a mean of 3.3 years and a standard deviation of 0.8 years. Radio Shack guarantees its record players for 2 years.
Find the probability that a record player will break down during the guarantee period.
The probability that a record player will break down during the guarantee period is 26.4%.
What is cumulative distribution?Cumulative distribution shows the probability of a randomly-selected value falling below or equal to a certain value.
To find the probability that a record player will break down during the guarantee period, we need to calculate the probability of the record player breaking down within two years, which is given by the cumulative distribution function of the normal distribution.
This function uses the mean and standard deviation of the distribution, so for the Radio Shack record player, the probability of breaking down within two years is given by the cumulative distribution function
P(X ≤ 2) = CDF(X; 3.3, 0.8)
To find this probability, we can use a normal distribution calculator to find the cumulative probability of X ≤ 2.
The cumulative probability of X ≤ 2 for a normal distribution with a mean of 3.3 and standard deviation of 0.8 is 2.64.
Therefore, the probability that a Radio Shack record player will break down during the guarantee period is 2.64.
This indicates that there is a 26.4% chance that a Radio Shack record player will break down before the end of the two-year guarantee period.
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To determine how far a boat is from shore, two radar stations 590
feet apart find the angles out to the boat, as shown in the figure below. Determine the distance of the boat from station A and the distance of the boat from shore. Round your answers to the nearest whole foot.
Distance to station A:
Distance to the shore:
A boat's distance from the coast is measured from station A, where the angle is [tex]50[/tex] degrees, and the shore lies [tex]868[/tex] feet away.
Class 6 distance: what is it?A scalar number known as distance measures "how so much ground an item has traversed" while moving. A vector quantity called displacement describes how far an item is out of place.
What does length vs. distance mean in physics?A segment's or a room's dimensions are examples of things that may be measured in terms of length. Distance is the separation between two things, like two major cities or 2 points. There will never be a zero sign for either length or distance.
Let Ø be the third angle in the triangle. Ø=180°-70°-60°=180°-130°=50°
Since we now have an angle and its opposite side, the Law of Sines can be used to find the lengths of other sides. Let [tex]X[/tex] be the distance from the boat to station A, then
590/sin(Ø)=X/sin(°70)
X=590[sin(70°)/sin(50°)]=868 ft
Distance boat to shore=868sin(70°)[tex]=868 ft[/tex]
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What is the value of x?
Enter your answer in the box.
x =
Answer:
x = 4
Step-by-step explanation:
In order to find x, we will either have to find the length QT or RT.
In triangle RST, the length RS is given so we can either length RT or ST. However, if we find the length RT, we can find the value of x.
sin Θ = [tex]\frac{opp}{hyp}[/tex]
sin 60° = [tex]\frac{2\sqrt{3} }{RT}[/tex]
RT = [tex]\frac{2\sqrt{3}}{sin 60}[/tex] = 4
tan Θ = [tex]\frac{opp}{adj}[/tex]
tan 45° = [tex]\frac{x}{4}[/tex]
x = tan 45° × 4 = 4
I NEED HELP
please help, this is late homework and im confused. (an explanation for the answer would be great)
Answer: then get help
Step-by-step explanation:
Colton measured the high school and made a scale drawing. The scale he used was 1 centimeter : 2 meters. The parking lot is 88 meters long in real life. How long is the parking lot in the drawing?
centimeters
The length of the parking lot in the drawing is 44 centimeters.
What is Algebraic expression ?
An algebraic expression is a mathematical phrase that can contain variables, constants, and operators (such as addition, subtraction, multiplication, and division) that are used to represent quantities and their relationships.
Since the scale Colton used is 1 centimeter : 2 meters, this means that for every 2 meters in real life, he drew 1 centimeter in his scale drawing.
To find the length of the parking lot in the drawing, we can set up a proportion:
1 cm / 2 m = x cm / 88 m
where x is the length of the parking lot in the drawing in centimeters.
We can solve for x by cross-multiplying:
1 cm * 88 m = 2 m * x cm
88 cm = 2x
x = 44 cm
Therefore, the length of the parking lot in the drawing is 44 centimeters.
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Use trigonometric ratios to find the indicated side lengths in the diagram shown. Round your answers to the nearest tenth.
x = _____ units
y = _____ units
(40 points)
The indicated side lengths are: x ≈ 13.2 units and y ≈ 11.9 units
What is angle of sin?the ratio between the side opposite the angle and the hypotenuse of the triangle.
given that a triangle with three sides x, y, 18 and angle opposite to side y is 42°.
then by sine formula, trigonometric ratio for the sine of an angle:
sin(42°) = perpendicular /hypotenuse = y/18
y = 18 sin(42°), we find that y ≈ 11.9 units (rounded to the nearest tenth).
To find x, the cosine of an angle:
cos(42°) =base /hypotenuse=x/18
x = 18 cos(42°)
we find that x ≈ 13.2 units (rounded to the nearest tenth).
Therefore, the indicated side lengths are:
x ≈ 13.2 units
y ≈ 11.9 units
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i need help please
A car was valued at $44,000 in the year 1992. The value depreciated to $15,000 by the year 2006.
A) What was the annual rate of change between 1992 and 2006?
r=---------------Round the rate of decrease to 4 decimal places.
B) What is the correct answer to part A written in percentage form?
r=---------------%
C) Assume that the car value continues to drop by the same percentage. What will the value be in the year 2009 ?
value = $ -----------------Round to the nearest 50 dollars.
(A) the annual rate of change between 1992 and 2006 was 0.0804
(B) r = 0.0804 * 100% = 8.04%
(C) value in 2009 = $11,650
What is the rate of change?
The rate of change is a mathematical concept that measures how much one quantity changes with respect to a change in another quantity. It is the ratio of the change in the output value of a function to the change in the input value of the function. It describes how fast or slow a variable is changing over time or distance.
A) The initial value is $44,000 and the final value is $15,000. The time elapsed is 2006 - 1992 = 14 years.
Using the formula for an annual rate of change (r):
final value = initial value * [tex](1 - r)^t[/tex]
where t is the number of years and r is the annual rate of change expressed as a decimal.
Substituting the given values, we get:
$15,000 = $44,000 * (1 - r)¹⁴
Solving for r, we get:
r = 0.0804
So, the annual rate of change between 1992 and 2006 was 0.0804 or approximately 0.0804.
B) To express the rate of change in percentage form, we need to multiply by 100 and add a percent sign:
r = 0.0804 * 100% = 8.04%
C) Assuming the car value continues to drop by the same percentage, we can use the same formula as before to find the value in the year 2009. The time elapsed from 2006 to 2009 is 3 years.
Substituting the known values, we get:
value in 2009 = $15,000 * (1 - 0.0804)³
value in 2009 = $11,628.40
Rounding to the nearest $50, we get:
value in 2009 = $11,650
Hence, (A) the annual rate of change between 1992 and 2006 was 0.0804
(B) r = 0.0804 * 100% = 8.04%
(C) value in 2009 = $11,650
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A shop gave different discounts to different customers. Libby paid $600 for a watch at a discount of 20%. However, Scott paid $630 for the same watch. How many percent discount was given to Scott?
Answer: Let x be the percentage discount given to Scott. Then we can write:
Discounted price for Libby = Original price - 20% of the original price
Discounted price for Scott = Original price - x% of the original price
We know that Libby paid $600 and Scott paid $630 for the same watch, so we can set up the following equation:
Original price - 20% of original price = $600
Original price - x% of original price = $630
Simplifying each equation, we get:
0.8 * Original price = $600
(1 - x/100) * Original price = $630
Dividing the second equation by the first, we get:
(1 - x/100) / 0.8 = 630/600
Simplifying the right-hand side, we get:
(1 - x/100) / 0.8 = 21/20
Multiplying both sides by 0.8, we get:
1 - x/100 = (21/20) * 0.8
Simplifying the right-hand side, we get:
1 - x/100 = 0.84
Subtracting 1 from both sides, we get:
-x/100 = -0.16
Multiplying both sides by -100, we get:
x = 16
Therefore, Scott was given a 16% discount on the original price of the watch.
Step-by-step explanation:
Use the points (8, 12,800) and (14, 14,420) to enter and interpret the equation of the line of fit in slope-intercept form. y=
The cost of raising a child increases $ each year. The cost of raising a child from birth to age 1 is $ If the trend continues, what will be the approximate annual cost of raising a child born in 2013 at age 17? about $
the approximate annual cost of raising a child born in 2013 at age 17 is about $15,050, assuming that the trend of increasing cost per year continues. we first need to calculate the slope (m) and the y-intercept (b)
what do you mean by approximate ?
Approximate means "close to but not exactly" or "an estimate". In other words, an approximate value is a value that is not exact but is close enough to the actual value to be useful or meaningful in a given context.
In the given question,
To find the equation of the line of fit in slope-intercept form, we first need to calculate the slope (m) and the y-intercept (b) using the two given points (8, 12,800) and (14, 14,420).
m = (y₂ - y₁) / (x₂ - x₁)
m = (14,420 - 12,800) / (14 - 8)
m = 1,620 / 6
m = 270
b = y - mx
b = 12,800 - 270(8)
b = 10,940
Therefore, the equation of the line of fit in slope-intercept form is:
y = mx + b
y = 270x + 10,940
To use this equation to estimate the cost of raising a child born in 2013 at age 17, we can plug in x = 17 and solve for y:
y = 270x + 10,940
y = 270(17) + 10,940
y = 15,050
Therefore, the approximate annual cost of raising a child born in 2013 at age 17 is about $15,050, assuming that the trend of increasing cost per year continues.
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Bianca calculated the height of the equilateral triangle with side lengths of 10.
tangent (30) = StartFraction 5 Over h EndFraction An equilateral triangle with side lengths of 10 is shown. A bisector is drawn to split the side into 2 equal parts and splits the angle into 2 30 degree segments.
Then, she used the formula for area of a triangle to approximate its area, as shown below.
A = one-half b h. = one-half (10) (8.7). = 43.5 units squared.
Calculate the area of the equilateral triangle using the formula for area of a regular polygon, and compare it to Bianca’s answer.
The apothem, rounded to the nearest tenth, is
2.9
units.
The perimeter of the equilateral triangle is
units.
Therefore, the area of the equilateral triangle is
, or approximately 43.5 units2.
The calculated areas are
.
The calculated areas are the same for regular polygon and equal to 43.5 units squared.
What is area of polygon?The area of polygon is given by the formula:
A = (1/2)ap,
where A is the area, an is the apothem (the distance from the centre of the polygon to the midpoint of any side), and p is the polygon's perimeter, is the formula for calculating the area of a regular polygon.
The apothem of the equilateral triangle can be found using the formula:
a = s / (2 tan(π/n))
Substituting the value of s = 10 we have, and n = 3 side.
a = 10/ / (2 tan(π/3))
a ≈ 2.9 units
The perimeter of the triangle is given as:
p = 3 x 10 = 30 units
Now, the area of the triangle is given as:
A = (1/2)ap
A = (1/2)(2.9)(30) = 43.5 sq. units.
Hence, the calculated areas are the same and equal to 43.5 units squared.
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Answer:
Step-by-step explanation:
Bianca’s answer.
The apothem, rounded to the nearest tenth, is
✔ 2.9 units.
The perimeter of the equilateral triangle is
✔ 30 units.
Therefore, the area of the equilateral triangle is
✔ 1/2(2.9)(30) , or approximately 43.5 units2.
The calculated areas are
✔ the same, despite using different formulas
.
PLEASEEEEEEEEE HELPPPP!!! PLEASEEEE OMG I NEED THIS DONE!!! MAKE SURE U SHOW WORK!
The calculated values of the angles 1 and 2 are <1 = 95.9 and <2 = 56.8
Calculating the values of angles 1 and 2from the question, we have the following parameters that can be used in our computation:
The triangle
The adjacent angle of 117.5 is
Angle = 180 - 117.5
Angle = 62.5
The third angle in the big triangle is
Angle = 180 - 62.5 - 39.1
Angle = 78.4
So, the measure of angle 2 is calculated as
<2 = 180 - 21.6 - (180 - 78.4)
<2 = 56.8
Also, the measure of angle 1 is calculated as
<1 = 39.1 + <2
<1 = 39.1 + 56.8
<1 = 95.9
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scenario A: jake has an investment account that earns 2.5% interest compound semi-annually.
Scenario B: maria has a savings account that earns 1.25% simple.interest.
Scenario C: a companies production increases from january until june when it reached a maximum, and then decreases until the end of December
Is scenario A: linear, quadratic, or cannot be determined?
Scenario B: linear, quadratic, or cannot be determined?
Scenario C: linear, quadratic, or cannot be determined.
Pick an answer for each scenario
Scenario A: Cannot be determined
Scenario B: Linear
Scenario C: Cannot be determined
Jennifer, Grace, and Janet played Computer games. Jennifer won 30% of the total games, Grace 25%, and Janet 45%. There were no ties. What is the least possible number of the games that Jennifer won?
The least possible number of games that Jennifer won is three. This is because when the total number of games won is 300.
What is game?A situation where two or more decisions makers (players) have to make decisions based on the probabilities of each outcome.
To find this number, we must first calculate the total number of games played. Since Jennifer won 30%, Grace won 25%, and Janet won 45%, the total number of games played can be determined by multiplying the total percentage by the number of players.
30% + 25% + 45% = 100%
100% x 3 players = 300 games played
To find out how many games Jennifer won, we must multiply 30% by the total number of games played.
30% x 300 games = 90 games
Since Jennifer won 90 games, Grace won 25% of 300 games, which is 75 games, and Janet won 45% of 300 games, which is 135 games, the total number of games won is 300.
Therefore, the least possible number of games that Jennifer won is three. This is because when the total number of games won is 300, the least possible number of games that one player can win is three.
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10. Substitute for A, P and T in the formula A = P(1 + r), given that A = 1 000 000, P = 10 000 and T = 2, and express as a quadratic equation.
Answer:
Step-by-step explanation:Let's first substitute the values of A, P, and T in the formula A = P(1 + r)^T.
Given: A = 1,000,000; P = 10,000; T = 2
1,000,000 = 10,000(1 + r)^2
Now let's express it as a quadratic equation. First, divide both sides by 10,000:
100 = (1 + r)^2
Next, expand the square:
100 = 1 + 2r + r^2
Finally, rearrange to form the quadratic equation:
r^2 + 2r - 99 = 0
To represent the formula A = P(1 + r) as a quadratic equation with the given values, we substitute A = 1,000,000, P = 10,000, and T = 2. The resulting equation is 10,000r - 9,000,000 = 0.
Explanation:To express the formula A = P(1 + r) as a quadratic equation, we substitute the given values for A, P, and T.
Given:
A = 1,000,000P = 10,000T = 2Substituting these values into the formula:
1,000,000 = 10,000(1 + r)
To express this equation as a quadratic form, we can expand the parentheses:
1,000,000 = 10,000 + 10,000r
Now, let's move all the terms to one side to form a quadratic equation:
10,000r - 9,000,000 = 0
Therefore, the quadratic equation that represents A = P(1 + r) with the given values is 10,000r - 9,000,000 = 0.
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A textile factory uses a 43 liter bucket of dye per 1 roll of fabric that is 1,067 feet long. If the factory has 4 buckets of dye, can it dye 5 rolls of fabric?
The textile factory does not have enough dye to dye 5 rolls of fabric using 4 buckets of dye which is certain feet long.
Calculating the amount of dye needed to color one roll of fabric and comparing it to the total amount of dye available will help us decide whether the textile mill can dye 5 rolls of cloth with 4 buckets of dye.
We are aware that a single roll of fabric is 1,067 feet long and need for a 43-liter dye bucket. We divide the dye's volume by the fabric's length to get how much dye is needed per foot of fabric:
0.0403 litres per foot or 43 litres divided by 1,067 feet
Consequently, the factory needs 0.0403 litres of dye to colour one foot of fabric.
Considering there are 4 buckets and each bucket holds 43 litres of colour, the total amount of dye accessible is:
4 buckets at a rate of 43 litres each equal 172 litres.
The factory must dye a total of: to dye 5 rolls of fabric.
5,335 feet are equal to 5 rolls at 1,067 feet each.
We calculate the required amount of dye per foot by the total length of fabric to see if the factory has enough dye to colour this length of fabric:
5,335 feet * 0.0403 litres per foot = 215.1 litres
The manufacturer cannot colour 5 rolls of fabric with 4 buckets of dye because the whole amount of dye needed (215.1 litres) is more than the total amount of dye available (172 litres).
In conclusion, there isn't enough dye in the textile plant to colour 5 rolls of fabric using 4 buckets of dye.
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Put 1 5/8, -2.35, -4.3, and - 3/5 in order from least to greatest
Step-by-step explanation:
Numbers:
[tex]1 \frac{5}{8} [/tex]
[tex] - 2.35[/tex]
[tex] - 4.3[/tex]
[tex] - \frac{3}{5} = - 0.6[/tex]
.
From the least to the greatest:
[tex] - 4.3[/tex]
[tex] - 2.35[/tex]
[tex] - 0.6[/tex]
[tex]1 \frac{5}{8} [/tex]