SOLUTION: When Johnny bikes with a tail wind, it takes him 1 hour to travel 15 km. He makes the return trip against the wind in 1 � hrs. What is the speed of the wind?

Question 926237: When Johnny bikes with a tail wind, it takes him 1 hour to travel 15 km. He makes the return trip against the wind in 1 � hrs. What is the speed of the wind?
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
When Johnny bikes with a tail wind, it takes him 1 hour to travel 15 km. He makes the return trip against the wind in 1 � hrs. What is the speed of the wind?
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There's no simple relation between windspeed and bicycle speed.
Drag from the air is a function of the square of the speed, but I doubt you're expected to use that.
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