Question

Halpppppppppppppppp

Answer 1

First we can figure out an hourly rate  at which cars are washed. To do so, we need to divide 5 cars by 3 hours.

Then we need to multiply 7.5 hours by the rate. This will tell us how many cars are washed in 7.5 hours.

$\frac{5}{3}(7.5)$ = 12.5 cars