SOLUTION: A plane has a cruising speed of 100 miles per hour when there is no wind. At this speed, the plane flew 600 miles with the wind in the same amount of time it flew 400 miles against

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Question 1004224: A plane has a cruising speed of 100 miles per hour when there is no wind. At this speed, the plane flew 600 miles with the wind in the same amount of time it flew 400 miles against the wind. Find the speed of the wind.
Answer by josgarithmetic(39620) About Me  (Show Source):
You can put this solution on YOUR website!
w, speed of the wind. 

            speed      time      distance
WITH        100+w       t         600
AGNST       100-w       t         400


RT=D basic uniform travel rate rule.

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