A plane can fly 180 mph in calm air. Flying with the wind, the plane can fly 780 mi in the same amount of time it takes to fly 660 mi against the wind. Find the rate of the wind.
A) 20 mph
B) 18 mph
C) 15 mph
D) 17 mph
E) 23 mph

Question

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The Answer of A plane can fly 180 mph in calm air. Flying with the wind, the plane can fly 780 mi in the same amount of time it takes to fly 660 mi against the wind. Find the rate of the wind.
A) 20 mph
B) 18 mph
C) 15 mph
D) 17 mph
E) 23 mph

A Plane Can Fly 180 Mph in Calm Air