Question

A middle school band held a car wash to raise money. If they washed 28 cars in 2 hours. At this rate, how many cars did they wash in 9 hours?

Answer 1

thnx for free points......

Answer 2

Answer:

$in \: 2 \: hours \: they \: wash \: 28 \: cars \\ in \: 1 \: hour \: they \: wash \frac{28}{2} cars \\ in \: 9 \: hours \: they \: wash \: \frac{28 \times 9}{2} cars \\ = > 126cars(ans)$

Done by Aritra kar.