Question

during the first part of a trip. a canoeist travels 16 miles at a certain speed. The canoeist travels 3 miles on the second part of the trip at a speed 5 mph slower. The total time for the trip is 3hrs. What was the speed on each part of the trip?

Answer 1

16/x + 3/(x-5) = 3

Explanation:

3x= 15/(x-5) + 19 (only solution as x has to be positive)

First part of the trip: 8 mph

Second part: 3 mph