Question

You spend 120 minutes practicing front stroke and back stroke laps in your pool. The ratio of time spent on backstroke is 7:8. How much time do you spend on backstroke?

Someone, please help I'm desperate.

Answer 1

the total time spent on backstroke is 64minutes

Explanation:

get the ratio of backstroke then divide it by the total ratio then multiply by 120

(8/8+7)×120

=8×8

=64