Question

It took Mary 40 minutes to run 8 laps around the playground, if she spent the same time running each lap, how long would it take to run 9 laps?

Answer 1

The answer is that it takes Mary 45 minutes to run 9 laps.

Divide 40 minutes by 8 laps (40/8), which equals 5 minutes per 1 lap.

Now, multiply 5 minutes by 9 laps to get 45 minutes total.

Answer 2

it should take her 45 minutes to run 9 laps

Explanation:

40/8 = 5

9*5 = 45