Question

At a car repair shop, the cost of repair depends on the time the mechanic works. Which of the following shows this idea in function notation?

Pleas show all work.

A. number of cars (time)

B. time(cost)

C. time(number of cars)

D. cost(time)

Answer 1

The answer is D


i hope this helped and have a wonderful day!!

Answer 2

The correct answer would be D.
The mechanic would charge x amount per hour,
so it would look like:
x(time)
So lets say every hour was $5 and he worked on it for 5 hours, then it would be
$5(5)
hope this helps!