Question

8.

Crystal earns $5.25 per hour mowing lawns.
a. Write a rule to describe how the amount of money m earned is a function of the number of hours h spent mowing lawns.
b. How much does Crystal earn if she works 2 hours and 15 minutes?


A. m(h) = h/5.25; $0.43


B. m(h) = 2h +15; $25.50


C. m(h) = 5.25h; $11.81


D. m(h) = 5.25h; $11.29

Answer 1

C. m(h) = 5.25h; $11.81

Explanation:

Answer: Crystal will earn $11.81.

Step-by-step explanation:

Since we have given that

Cost per hour mowing lawns = $5.25

Let the number of hours be 'h'.

Let the amount of money be 'm'

So, According to question, we get

Here h = 2 hours and 15 minutes

So,

So, Crystal will earn if she works for 2 hours and 15 minutes will be

Hence, Crystal will earn $11.81.