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Suppose that Katie finished the race 0.13 second before Amy. What was Katie's
time in the race? Use an estimate to check that your answer is reasonable.

Answers

Answer 1
wouldnt you need to know amys time??

Related Questions

A couple plans to purchase a house. The bank requires a 20% down payment on the $240,000 house. The couple will finance the rest of the cost with a fixed- rate mortgage at 8.5% annual interest with monthly payments over 30 years.
Complete the parts below. Do not round any intermediate computations. Round your final answers to the nearest cent if necessary. If necessary, refer to the list of financial formulas.
(a) Find the required down payment.

(b) Find the amount of the mortgage.
(c) Find the monthly payment.

A couple plans to purchase a house. The bank requires a 20% down payment on the $240,000 house. The couple

Answers

(A) The required down payment is $48,000.

(B) The amount of the mortgage is $192,000.

(C) Monthly payment = $192,000 * (0.085/12) * (1 + (0.085/12))^(3012) / (((1 + (0.085/12))^(3012)) - 1)

(a) To find the required down payment, we need to calculate 20% of the house price.

Down payment = 20% of $240,000

Down payment = 0.2 * $240,000

Down payment = $48,000

The required down payment is $48,000.

(b) The amount of the mortgage is equal to the total cost of the house minus the down payment.

Mortgage amount = Total cost of the house - Down payment

Mortgage amount = $240,000 - $48,000

Mortgage amount = $192,000

The amount of the mortgage is $192,000.

(c) To find the monthly payment for the mortgage, we can use the formula for the monthly payment on a fixed-rate mortgage:

Monthly payment = P * r * (1 + r)^n / ((1 + r)^n - 1)

Where:

P = Principal amount (mortgage amount)

r = Monthly interest rate (8.5% annual interest divided by 12 months and converted to a decimal)

n = Total number of monthly payments (30 years multiplied by 12 months)

Monthly payment = $192,000 * (0.085/12) * (1 + (0.085/12))^(3012) / (((1 + (0.085/12))^(3012)) - 1)

Using this formula and performing the calculation will give you the monthly payment amount.

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5. Aaron sold 126 boxes of cookies. This is 14 more than twice the
number of boxes his sister, Victoria, sold. How many boxes of
cookies did Victoria sell?

Answers

Answer:

56 boxes

Step-by-step explanation:

1. First subtract 14 from 126 to get 112 boxes

2. Now divide 112 by 2 to get Victoria's total of 56

find the exact value of cosine theta given that sin theta equals -12/13 and theta is in the quadrant three

Answers

Answer:

cos θ = -5/13

Step-by-step explanation:

sin θ = -12/13

Use Pythagorean identity.

sin²θ + cos²θ = 1

(-12/13)² + cos²θ = 1

144/169 + cos²θ = 1

cos²θ = 25/169

cos θ = ±5/13

θ is in the 3rd quadrant, so cos θ < 0.

cos θ = -5/13

Mia took a taxi from her house to the airport. The taxi company charged a pick-up fee of $1.30 plus $4.25 per mile. The total fare was $31.05, not including the tip. How many miles was the taxi ride?

Answers

The taxi ride was 7 miles

How to calculate the number of miles ?

Mia took a taxi from her house to the airport

The taxi charged a pick up fee of $1.30

They also charged $4.25 per mile

The total fare was $31.05

The number of miles can be calculated as follows

31.05 - 1.30 = 4.25x

29.75= 4.25x

Divide both sides by the coefficient of x which is 4.25

29.75/4.25= 4.25x/4.25

x= 7

Hence the taxi ride was 7 miles

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Compare the algebraically expressed function f(x) = 1 4 x2 - 2x to the function shown in the graph to determine which statement is true. A) The algebraic function has a greater maximum value. B) The algebraic function has a lower minimum value. C) The graphed function has a greater maximum value. D) The graphed function has a lower minimum value.

Answers

The correct statement regarding the minimum value of the quadratic functions is given as follows:

D) The graphed function has a lower minimum value.

How to obtain the minimum value of the quadratic functions?

From the graph, the minimum value of the quadratic function is given as follows:

y = -8.

The algebraic function is defined as follows:

f(x) = 0.25x² - 2x.

Hence the coefficients are given as follows:

a = 0.25 and b = -2.

The x-coordinate of the vertex is given as follows:

x = -b/2a

x = 2/0.5

x = 4.

Then the y-coordinate of the vertex, representing the minimum value, is given as follows:

f(4) = 0.25(4)² - 2(4)

f(4) = -4 -> meaning that the graphed function has a lower minimum value.

Missing Information

The graph is given by the image presented at the end of the answer.

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Compare the algebraically expressed function f(x) = 1 4 x2 - 2x to the function shown in the graph to

Angle ADB and CD are straight lines. angle ADC = 5 x angle CDB Work out the size of angle ADC.

Angle ADB and CD are straight lines. angle ADC = 5 x angle CDB Work out the size of angle ADC.

Answers

Answer:

Step-by-step explanation:

Angle ADB and CD are straight lines. angle ADC = 5 x angle CDB Work out the size of angle ADC.

Stained glass slope graphing linear equation Description: Identify the slope and y-intercept of the linear equation. Then, graph the linear equations on the same coordinate plane. Make sure to extend the lines to the edge of the graph paper! Darken each line when finished. Color however YOU want to create a stained glass effect

Answers

Y = mx + b, where m denotes the slope and b the y-intercept, is how the equation of the line is expressed in the slope-intercept form. We can see that the y-intercept of the line in our equation, y = 7 x + 4, is 4.

What is meant by slope-intercept?When the slope of the line being studied is known, and the provided point is also the y intercept, the slope intercept formula, y = mx + b, is utilized (0, b). The y value of the y intercept point is represented by b in the equation. Given the slope of the line and the intercept it forms with the y-axis, the slope intercept form in mathematics is one of the forms used to determine the equation of a straight line. Y = mx + b is the slope intercept form, where m is the slope of the straight line and b is the y-intercept.

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Duke Snyder hit 43 home runs during the 1956 MLB season. How many home runs would a player need to hit in 2001 to claim they were as dominant as Duke Snyder was during his 1956 season?

Answers

A player would need to hit approximately 126 home runs in 2001 to be as dominant as Duke Snyder was in 1956.

To determine how many home runs a player would need to hit in 2001 to be as dominant as Duke Snyder in 1956, we need to compare the number of home runs Duke Snyder hit relative to the rest of the league. In 1956, the National League hit a total of 1,043 home runs.

Therefore, Duke Snyder's home runs represented approximately 4.12% (43/1043) of all home runs hit in the National League that year.

In 2001, the American League hit a total of 3,053 home runs. To determine how many home runs a player would need to hit in 2001 to be as dominant as Duke Snyder in 1956, we can use the same percentage of total home runs hit in the league.

4.12% of 3,053 is approximately 126 home runs (0.0412 x 3,053 ≈ 126).

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Complete question is:

Duke Snyder hit 43 home runs during the 1956 MLB season. If National League hit 1,043 home runs in 1956 and American League 3,053 home runs in 2001. How many home runs would a player need to hit in 2001 to claim they were as dominant as Duke Snyder was during his 1956 season?

The monthly rents (in dollars) paid by 9 people are given below.

(Note that these are already ordered from least to greatest.)
mean,median.


780,910,980,1000,1025,1045,1070,1095,1185


Suppose that one of the people moves. His rent changes from 1185 to 100

Answers

Answer:

increases by 30

Step-by-step explanation: its right

If X is a random variable denoting number of defective items, which discrete probability distribution is appropriate

Answers

Considering that for each item, there are only two possible outcomes, and the probability of an item being defective is independent of any other item, the binomial distribution is appropriate.

What is the binomial probability distribution?

It is the probability of exactly x successes on n repeated trials, with p probability of a success on each trial.

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\(10xy-4x+25y-10\)10xy-4x+25y-10

Answers

Answer:

(5y-2)x(2x+5)

Step by step explanation:

10xy-4x+25y-10

Factor out 2x from the expression

2x*(5y-2)+25y-10

Factor our 5 from the expression

2x*(5y-2)+5(5y-2)

Factor out 5y-2 from the expression

(5y-2)x(2x+5)

Review:
Match each decimal with its equivalent simplified fraction.
NOTE: Simplified fractions may be in the improper fraction format.
0.25
[Choose]
0.14
[Choose ]
1.4
[Choose ]
0.4
[Choose ]
0.375
[Choose ]

Review:Match each decimal with its equivalent simplified fraction.NOTE: Simplified fractions may be in

Answers

Answer:

0.25-1/4

0.14-7/50

1.4-7/5

0.4-2/5

0.375-3/8

what is the equation of a line that passes through (2,28) and is perpendicular to the line that passes through the points (3,7) and (-2,5)

Answers

The equation of the line that passes through (2,28) and is perpendicular to the line that passes through (3,7) and (-2,5) is 5x + 2y = 66.

To find the equation of the line that passes through the point (2,28) and is perpendicular to the line that passes through the points (3,7) and (-2,5).

We need to follow a few steps.

Let us first determine the slope of the line passing through the points (3,7) and (-2,5).

We use the formula for finding slope, which is given as follows:m = (y2 - y1)/(x2 - x1)

Here,

x1 = 3, y1 = 7, x2 = -2, y2 = 5.

Substituting these values, we get:m = (5 - 7)/(-2 - 3) = -2/-5 = 2/5

Therefore, the slope of the line passing through (3,7) and (-2,5) is 2/5.

Now, since the line that we are looking for is perpendicular to this line, its slope will be the negative reciprocal of this slope.

We find the negative reciprocal as fol

lows:-

1/(2/5) = -5/2

Therefore, the slope of the line we are looking for is -5/2.

Now we can use the point-slope form of the equation of a line to find its equation.

This equation is given as follows:y - y1 = m(x - x1)

Here, (x1, y1) = (2,28) and m = -5/2.

Substituting these values, we get: y - 28 = (-5/2)(x - 2)

Expanding this equation, we get: 2y - 56 = -5x + 10

Rearranging this equation, we get: 5x + 2y = 66

Therefore, the equation of the line that passes through (2,28) and is perpendicular to the line that passes through (3,7) and (-2,5) is 5x + 2y = 66.

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Write the equation of the line that passes through (-2, 1) and is parallel to y=2x-3 in point slope form.

Answers

Answer:

Y=2x+5

Step-by-step explanation:

The only change is y intercept, so you cna just model that and figure it out

Please explain how to do it too ill give brainliest

Please explain how to do it too ill give brainliest

Answers

Answer:

x = 90

Step-by-step explanation:

The given diagram shows a circle with intersecting chords, KM and JL.

To find the value of x, we can use the Angles of Intersecting Chords Theorem.

According to the Angles of Intersecting Chords Theorem, if two chords intersect within a circle, the angle formed at the intersection point is equal to half the sum of the measures of the arcs intercepted by the angle and its corresponding vertical angle.

Let the point of intersection of chords KM and JL be point P.

As the chords are straight lines, angle x° forms a linear pair with angle JPM.

Note: We cannot use the Angles of Intersecting Chords Theorem to find the value of x directly, since we have not been given the measures of the arcs KJ and ML. Therefore, we need to use the theorem to find m∠JPM first.

From inspection of the given diagram:

\(m\overset\frown{JM}=30^{\circ}\)\(m\overset\frown{LK}=(2x - 30)^{\circ}\)

Using the Angles of Intersecting Chords Theorem, we can calculate the measure of angle JPM (shown in orange on the attached diagram):

\(\begin{aligned}m \angle JPM &=\dfrac{1}{2}\left(m\overset\frown{JM}+m\overset\frown{LK}\right)\\\\&=\dfrac{1}{2}\left(30^{\circ}+(2x-30)^{\circ}\right)\\\\&=\dfrac{1}{2}\left(30^{\circ}+2x^{\circ}-30^{\circ}\right)\\\\&=\dfrac{1}{2}\left(2x^{\circ}\right)\\\\&=x^{\circ}\end{aligned}\)

As angle JPM forms a linear pair with angle x°, the sum of the two angles equals 180°:

\(\begin{aligned}m \angle JPM+x^{\circ}&=180^{\circ}\\\\x^{\circ}+x^{\circ}&=180^{\circ}\\\\2x^{\circ}&=180^{\circ}\\\\\dfrac{2x^{\circ}}{2}&=\dfrac{180^{\circ}}{2}\\\\x^{\circ}&=90^{\circ}\\\\x&=90\end{aligned}\)

Therefore, the value of x is 90, which means that the two chords intersect at right angles.

Please explain how to do it too ill give brainliest

10% of 20% of 30% is equal to?

Answers

Answer:

The final percent would be (10/100) x (20/100) x (30/100) =  0.006 = 0.6%

Answer:3/500

Step-by-step explanation:

10% of 20% of 30%

10/100 of 20/100 of 30/100

1/10 x 1/5 x 3/10

(1x1x3)/(10x5x10)

3/500

I need helpppp I’ll give BRAINLY please help

I need helpppp Ill give BRAINLY please help

Answers

Answer:

I this its the second one I'm not sure .

Kacie just bought a new house and needs to buy new sod for her backyard, if the dimensisons of her yard are 33.5 feet by 13.6 feet, what s the area if her yard

Answers

The area of Kacie's yard is 455.6 square feet (33.5 feet x 13.6 feet = 455.6 sq ft).

We know that linear density function is the derivative of the mass function. If linear density is given by f(x) = (2x)(x^2-9)^3.find the mass function.

Answers

The density function is called f(x), and it's known that this function is the derivative of the mass function, m(x):

\(f(x)=2x(x^2-9)^3=m^{\prime}(x)\)

Then, we require solve this differential equation for "m". Then, we integrate each part of the equality:

\(\int2x(x^2-9)^3=\int m^{\prime}(x)\)

But we known the right hand because the integral of a derivative is the function itself:

\(\int2x(x^2-9)^3=m(x)\)

Let's start with the left side:

\(\begin{gathered} \text{ }\int2x(x^2-9)^3=\frac{1}{4}(x^2-9)^4+c \\ \text{ } \end{gathered}\)

Then the mass function is given by:

\(\frac{1}{4}(x^2-9)^4+c\)

128.8 divided by 1.4

Answers

Answer:

92

Step-by-step explanation:

What is the domain of g?

A. -7 ≤ x ≤ 4
B. -4 ≤ x ≤ 8
C. The x-values -4, -3,0,2, and 8
D. The x-values -7, -4,0,3, and 4

What is the domain of g?A. -7 x 4B. -4 x 8C. The x-values -4, -3,0,2, and 8D. The x-values -7, -4,0,3,

Answers

Answer:

A choice.

Step-by-step explanation:

Domain starts at x = - 7 and ends at x = 4. The domain from the graph is also continuous. Therefore, we can rule out C and D.

B is not correct as domain starts from x = -7 and not x = - 4.

Consider the matrices.

What of the operations listed are defined for these matrices?

Select all that apply.

C-B
E-A
A+E
A+C
D-E
B+D

Consider the matrices.What of the operations listed are defined for these matrices? Select all that apply.C-BE-AA+EA+CD-EB+D

Answers

The operations E-A,  A+E and B+D are defined for the matrices.

How to determine if the operations listed are defined for the matrices?

A matrix (plural matrices) is a set of numbers arranged in rows and columns so as to form a rectangular array.

The number of rows of a matrix can be determined by counting from top to bottom and the number of columns can be determined by counting from left to right.

Matrices can only be added or subtracted only when they have the same dimensions, i.e. the same number of rows and the same number of columns. When adding or subtracting matrices, the corresponding elements of the matrices are added or subtracted.

Matrices A and E have the same dimensions i.e. They have 4 rows and 2 columns each.

Thus, the operations E-A (subtraction) and A+E (addition) are defined for the matrices.

Also, matrices B and D have the same dimensions i.e. They have 2 rows and 2 columns each.

Thus, the operations  B+D (addition) is defined for the matrices.

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Sienna has $40 to spend at the pumpkin patch each pony ride is $6

Answers

she can get on the pony ride 6 times, 6 x 6 = 36 and she'll have 4 dollars left over

Answer:

There is no direct question on here so I'll just assume you're asking how many rides she can get on???

Step-by-step explanation:

6 x 1 = 6

6 x 2 = 12

6 x 3 = 18

6 x 4 = 24

6 x 5 = 30

6 x 6 = 36

6 x 7 = 42

So she can get on about 6 rides (once again, if thats what ur trying to ask..)

Type the expression that results from the following series of steps:
Start with G, add X, then divide by A​

Answers

Step-by-step explanation:

Start with G => G

Add X => G + X

Divide by A => (G + X)/A

Hebce the expression is (G + X)/A.

Answer:

g

, divide by 7, then add 3.

Step-by-step explanation:

2c-10<3c-9 solve the following inequality

Answers

Answer:

\(c > -1\)

Step-by-step explanation:

\(2c-10 < 3c-9\\-10 < c-9\\-1 < c\\c > -1\)

You created a playlist, and 100 of your friends listened to it and shared if they
liked it or not. Mario said the ratio of the number of people who liked the playlist
to the number of people who did not like the playlist is 75:25. Lila said that for
every three people who liked the playlist, one person did not. Do they agree? *

You created a playlist, and 100 of your friends listened to it and shared if theyliked it or not. Mario

Answers

Answer:

its yes

Step-by-step explanation:

Students at Sunnyvale Middle School volunteered to work a 2-hour shift at a
car wash fundraiser. The table shows the number of people who worked each
shift and how many cars they washed.
Is the relationship between the number of
cars washed and the number of workers
proportional? Complete the statement.
The number of cars washed per person
?
of workers, so the relationship is
the same for each number
?
People Working
4
6
8
10
Cars Washed
8
12
20
25

Answers

The relationship in this problem is not proportional, as there are different ratios between the number of people and the number of cars washed.

What is a proportional relationship?

A proportional relationship is a relationship in which a constant ratio between the output variable and the input variable is present.

The equation that defines the proportional relationship is a linear function with slope k and intercept zero given as follows:

y = kx.

The slope k is the constant of proportionality, representing the increase or decrease in the output variable y when the constant variable x is increased by one.

The ratios between the output and the inputs are given as follows:

8/4 = 2.12/6 = 2.20/8 = 2.5.25/10 = 2.5.

Different ratios, hence the relationship is not proportional.

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Help pldssssssss………………..

Help pldssssssss..

Answers

The missing value for the quadratic function is given as follows:

y = -3.

How to obtain the quadratic function?

As a function of it's roots x* and x**, the quadratic function is defined as follows:

y = a(x - x*)(x - x**)

In which a is the leading coefficient.

The roots of the function are the values of x when y = 0, hence:

x* = -4, x** = -2.

Thus:

y = a(x + 4)(x + 2)

y = a(x² + 6x + 8).

When x = 0, y = -8, hence the leading coefficient a of the function is given as follows:

8a = -8

a = -1.

Hence:

y = -x² - 6x - 8;

The missing value is the value of y when x = -1, hence:

y = -(-1)² - 6(-1) - 8

y = -3.

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Alonzo drove 136.75 miles in 2.5 hours. How many miles did Alonzo drive in an hour?

Answers

Answer:

54.7

Step-by-step explanation:

all you have to do id divide 136.75 by 2.5

Hope tis helps

A $96.00 item is marked down by 25%
what is the new cost of the item?
round if needed

Answers

Answer:

$72.00

Step-by-step explanation:

Answer:

$72

Step-by-step explanation:

25% of $96 = \(\frac{25}{100}\) × \(\frac{96}{1}\)  \(\frac{25}{100}\) × \(\frac{96}{1}\) = \(\frac{2400}{100}\)  \(\frac{2400}{100} = 24\)  $96 - $24 = $72

I hope this helps!

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