SOLUTION: alice and frank went biking on a windy day. if they were able to travel 30 miles in 2 hours with the wind and only 12 miles in 2 hours against the wind, what was the rate of speed
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Question 498449: alice and frank went biking on a windy day. if they were able to travel 30 miles in 2 hours with the wind and only 12 miles in 2 hours against the wind, what was the rate of speed of the wind