Question

Jennifer completes her math exercise in 72 minutes while Ella takes 7 minutes less time than Jennifer to complete the same exercise. What is the ratio of the time taken by Ella to the time taken by Jennifer to complete the exercise?

Answer 1

Jennifer-72 mins
Ella-7 mins less than 72 which is equal to 65 mins.
Therefore,Ratio of Ella’s time to Jennifer’s time=65:72