Calculate the unit rate for each. Don’t forget the units!

a) Andre DeGrasse runs 100m in 9.91 seconds.

b) Paint costs $48 for 3.8L.

c) Ethan earned $120.25 for working a 6.5h shift.

Answers

Answer 1

Answer:

letter c. po sagot diyan po

Answer 2

Answer:

a) Andre DeGrasse runs 100m in 9.91 seconds.

100 m / 9.91 s = 10.09 m per second

b) Paint costs $48 for 3.8L.

$48 / 3.8 L = $12.63 per L

c) Ethan earned $120.25 for working a 6.5h shift.

$120.25 / 6,5 h = $18.5 per hour

Related Questions

Montraie is going to see a movie and is taking his 2 kids. Each movie ticket costs $13
and there are an assortment of snacks available to purchase for $3.50 each. How
much total money would Montraie have to pay for his family if he were to buy 4
snacks for everybody to share? How much would Montraie have to pay if he bought X
snacks for everybody to share?

Answers

cost of 4 snacks

Answer: 53

Total cost: 3.50× + 39

Find the area of each figure.

Answers

Answer:

triangle is 288 in ^2 square is 1536 in^2

There are 9 cherry trees in Edgar's orchard, and he wants to plant more. It takes him an hour to plant each tree.
Let h represent the number of hours Edgar spent planting and c represent the total number of cherry trees he will have.

Answers

1: 1

3: 4

5: 9

7: 16

sorry if this doesn't make sense if it does i hope it helped:)

Don’t quite understand.

Answers

Answer:

(a) Same slope and different y intercept

Step-by-step explanation:

Given

[tex]y = \frac{3}{7}x + 11[/tex]

[tex]-3x + 7y = 13[/tex]

Required

Are the lines, parallel?

To do this, we first convert both equations to slope intercept;

[tex]y = mx+ b[/tex]

Where

[tex]m = slope[/tex]

So, we have:

[tex]y = \frac{3}{7}x + 11[/tex]

[tex]-3x + 7y = 13[/tex]

Solve for 7y

[tex]7y = 3x + 13[/tex]

Solve for y

[tex]\frac{7y}{7} = \frac{3x}{7} + \frac{13}{7}[/tex]

[tex]y = \frac{3}{7}x + \frac{13}{7}[/tex]

So, the two equations are now:

[tex]y = \frac{3}{7}x + 11[/tex]

[tex]y = \frac{3}{7}x + \frac{13}{7}[/tex]

When two lines have the same slope but different y intercepts, then they are parallel.

Recall that:

In [tex]y = mx + b[/tex]

[tex]m = slope[/tex]

[tex]b = y \ intercept[/tex]

So:

In [tex]y = \frac{3}{7}x + 11[/tex] and [tex]y = \frac{3}{7}x + \frac{13}{7}[/tex]

The slopes are:

[tex]m = \frac{3}{7}[/tex] and [tex]m = \frac{3}{7}[/tex]

The y intercepts are:

[tex]b = 11[/tex] and [tex]b = \frac{13}{7}[/tex]

Since the values of m (the slope) are the same and the values of b (the y intercepts) are differenr, then they are parallel

2,057,328 to the nearest 100,000

Answers

Answer:

2,100,000

Step-by-step explanation:

Just round

What is an equation of the line that passes through the point (-3,-1)(−3,−1) and is perpendicular to the line x-2y=6x−2y=6?

Answers

Answer:

it's could be 2

Step-by-step explanation:

you typed the question Wrong tho

GPA vs. IQ
Predict the GPA for someone with an IQ of 100.
tu
4
35
y = 0.04% -0,8
3
.
25
GPA
2
15
1
05
20
40
80
100
120
60
IQ

Answers

Pretty sure its 3.2.......

Answer:

3

Step-by-step explanation:

edge 2021

\Ih -what is the square root of 14161​

Answers

Answer:

The answer is 119

Step-by-step explanation:

Answer:

119

Step-by-step explanation:

There is a reason why the answer is 119

First, lets take a look at your perfect squares chart ( by tens )

10 x 10 = 100

20 x 20 = 400

30 x 30 = 900

40 x 40 = 1600

50 x 50 = 2500

60 x 60 = 3600

70 x 70 = 4900

80 x 80 = 6400

90 x 90 = 8100

100 x 100 = 10000

110 x 110 = 12100

120 x 120 = 14400

we know that 12100 < 14161 < 14400, so it has to be in between the square root of 110 and the square root of 120

111 x 111 = 12321

112 x 112 = 12544

113 x 113 = 12769

114 x 114 = 12996

115 x 115 = 13225

116 x 116 = 13456

117 x 117 = 13689

118 x 118 = 13924

119 x 119 = 14161

We found out that the square root of 119 = 14161

Therefore, the square root of 119 = 14161

If you want to find out a quicker way to do this, comment me below

what is the square root of 2457

Answers

Answer:

49.568

Step-by-step explanation:

Here ya go I think this is it

What is the mass of a box that weighs 1.4 kilograms? (1,000 grams = 1 kilogram)

A. 14,000 g

B. 140 g

C. 1.4 g

D. 1,400 g

Answers

Answer:

D

Step-by-step explanation:

Answer:

it is D im 99% sure

Step-by-step explanation:

dddddddd

y=6x^2-12x-1 minumim function value

Answers

Answer:

(−1,5)

Step-by-step explanation:

hope this helpes

Answer:

Step-by-step explanation:

Fastest correct answer will get brainliest

Answers

The correct answers are
-6
-5
-6
-9

I’ll give points + brainalist for he correct answer (:

Answers

The diameter of a tire is the distance across the tire through the center. Since tires are circular, you can find the circumference of the tire from the diameter. The circumference represents the distance the tire travels when it makes one revolution. If you know the number of inches in a mile and the circumference, you can find the number of times the wheel turns per mile.

First, measure the diameter of the tire in inches.

Secondly, multiply the diameter by pi, which is approximately 3.1416, to find the tire circumference. For example, if the tire has a 20 inch diameter, multiply 20 by 3.1416 to get 62 inches.

Hope this helped

add and write the fraction or mixed number in it's simplest form 2/5+1/4+7/10​

Answers

find a common denominator for all
in this case, it would be 20
change the numerator too
8/20 + 5/20 + 14/20 = 27/20
mixed is 1 7/20

Answer:

1 7/20

Step-by-step explanation:

I think that's the answer.

If the product of 5 and w to the
second power is equal to the sum of 9 and k, what is the NEGATIVE value of w makes this statement true if k=-4 ?

Answers

Answer:

-√1/5

Step-by-step explanation:

If the product of 5 and w to the second power is equal to the sum of 9 and k, this is expressed as;

(5w)² = 9 + k

Given that k = -4, on substituting;

(5w)² = 9 + (-4)

(5w)² = 9-4

(5w)² = 5

25w² = 5

5w² = 1

w² = 1/5

w = ±√1/5

w = -√1/5

Hence the NEGATIVE value of w is -√1/5

10. Maddy has saved $55 from birthday money. She is earning $25 per week for babysitting her neighbors, which
she also saves. Which function can be used to nd a, the amount of money Maddy will have saved at the end of w
weeks of babysitting?
A. a =55w +25 B. a = 25w + 55 C. a = 55w + 80 D. a = 80w +55

Answers

Answer:

B

Step-by-step explanation:

because 25w is 25 dollars per week and you have to add the 55 dollars she earned which equals the total of money she will have.

sorry I'm not great at explaining lol

HELPPP PLEASE ITS DUE TODAY!!!

Does the set of points represent a function? Explain.

Answers

Answer:

NO

Step-by-step explanation:

Recall: for a relation or a set of points to be a function, every x-value or input must have exactly one y-value or output.

From the given set of points, the x-value (inputs), -2, has two y-values (inputs), 1 and 3.

Therefore, the set of points does not represent a function.

Explain how you can write a fraction equivalent to 1/4

Answers

Answer:  2/8  

Step-by-step explanation: becau

Here, we have to write a fraction equivalent to [tex]\sf{ \dfrac{1}{4}} [/tex].

To find a fraction equivalent to the given fraction, we multiply a same number with the denominator and the numerator of the given fraction.

Multiply 2 with the numerator and the denominator of the fraction.

→ [tex]\sf{ \dfrac{1}{4} = \dfrac { 1 \times 2}{ 4 \times 2} } [/tex]

→ [tex]\sf{ \dfrac{1}{4} = \dfrac { 2}{ 8} } [/tex]

So, a fraction equivalent to [tex]\sf{ \dfrac{1}{4}} [/tex] is [tex]\sf \red{ \dfrac{2}{8}} [/tex].

Similarly, we can multiply with another numbers (ex : 3,4,5,6) with numerator and the denominator of the given fraction to find the fractions equivalent to the given fraction.

Evaluate x^4 • x^-2 when x = 5

Answers

Answer:

x^4 • x^-2 = x^6

Step-by-step explanation:

A bag contains 6 red and 10 black marbles. If you pick a marble, record its color, and return it to the bag 200 times, how many times can you expect to pick a black marble?

Answers

Simple just get rid of all the marbles then the put the black marbles out of the bunch and then count them

Answer:

12.5

Step-by-step explanation:

6+10= 16    200/16=12.5

What is the value of x in the following equation?
7 = 2x^2 - x - 8 + x - 3

Answers

Answer:3,-3

Step-by-step explanation:

begin by simplifing the expression. So, the 2 x's will cancel out in the expression. you should have 7=2x^2-11. Then Subtract the 7 from both sides so you cna use the quadratic formula. This gives you 2x^2-18=0. Using the formula {-b+/sqrt(b^2-4ac)}/2a this gives us {-0+/sqrt(0^2-4*2*-18)}/2*2 this simplifies to 0+/- 12 all over 4. +12/4=3 and -12/4=-3.

what is the value of 2/5 ( 1/3 + 1/2)

Answers

Answer:

1/3

Step-by-step explanation:

Answer: 2/5 (1/3 + 1/2) = 1/3 ≅ 0.3333333

Step-by-step explanation:

Evaluate 6 + x when x = 3​

Answers

Answer:

6+3 = 9

Glad I could help :)

The correct answer is 9! :) (Could I have brainliest?)


PLEASE HELP !! ILL GIVE BRAINLIEST *EXTRA 40 POINTS* DONT SKIP :(( .!

Answers

Answer:

DCA and EFH

Step-by-step explanation:

An initial amount of money is placed in an account at an interest rate of 3% per year, compounded continuously. After six years, there is $1819.77 in the account. Find the initial amount placed in the account. Round your answer to the nearest cent.

Answers

Hi

Let's call X  the amount in the beginning.  

we  have X*1.03^6 = 1819.77

                X =  1819.77 /  1.03^6

                X ≈ 1524.03

f(16) – f(0) when f (x) = 4x – 8?​

Answers

The answer 56
Hope it helps

6) Identify the slope (6,2) and (6,-5) *

Answers

Use desmo will help you to find the answer

A rectangular prism has a length of 112feet, a width of 212feet, and aheight of 8 inches. What is the volume of the prism in cubic inches?
pls hurry :)

Answers

Answer:

27,353,088 cubic inches

Step-by-step explanation:

How to find the volume of a rectangular prism

To find the volume of a rectangular prism, multiply its 3 dimensions: length x width x height. The volume is expressed in cubic units.

Solve

In this case, The volume of a rectangular prism with a length of 112feet,

width of 212 feet, and height of 8 inches:

But in this case, we need to convert both the length and width to inches.

If 1ft = 12in

Then, 112ft = 1344in  (Multiply 112 by 12)

Also, 212ft = 2544 (Multiply 212 by 12)

So, the volume = 1344 x 2544 x 8

Calculated out this gives a volume of 27,353,088 cubic inches.

whats the oposite if -5 ?

Answers

5 is the opposite of -5.

Cassandra reads 28 pages of a book in 1 1/6 hours. Express her reading speed in pages per hour?

Answers

Answer:

0.24 pages per hour

Step-by-step explanation:

To solve this you have to divide total pages by the hours to get the speed per hour. Here is the equation;

28 / 116 = 0.2413793103448276

Hope this helps!

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