Problema Solution
A cyclist rode the first 28-mile portion of his workout at a constant speed. For the 20-mile cooldown portion of his workout, he reduced his speed by 4 miles per hour. Each portion of the workout took the same time. Find the cyclist's speed during the first portion and find his speed during the cooldown portion.
Answer provided by our tutors
28/x = 20/(x - 4)
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click here to see the equation solved for x
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x = 14 mph cyclist's speed during the first portion
14 - 4 = 10 mph cyclist's speed during the cooldown portion