$5 each car
3 hours = 12 cars
÷3 ÷3
1 hours = 4 cars
×8 ×8
8 hours = 32 cars
32 cars × $5 per car =
$160
They earned $160 in 8 hours, from washing 32 cars.
Answer: 1
Step-by-step explanation:

So, the average rate of change is:

The question is wrong, the expression will not be in terms of h since it is a linear function.
Answer:
m=>500
Step-by-step explanation:
hope it helped :3
Answer:
V = 288 m^3
Step-by-step explanation:
The formula for volume of a rectangular prism is
V= l*w*h
V = 4*8*9
V = 288 m^3