Question

Tiffany has a goal to complete a triathlon. The race consists of a 2.4 -mile swim, a 112 -mile bike ride, and a 26.2 -mile run. In training, Tiffany can swim at an average pace of 2.2mph . She rides her bike at an average of 20.8mph and runs at 6.2mph . Estimate how long it will take her to complete the triathlon.

Answer 1

10.7 hrs

Explanation:

For each of the three legs time = distance / rate

so

2.4 / 2.2 + 112 / 20.8 + 26.2 /6.2 = 10.7 hrs