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How fast does jet travel?
What is the rate of the wind, If the jet travels 9180 mi in 9 hours with the wind
but 1860 mi in 3 hours against it?
asked
Jul 17, 2017
in
Physics
by
Jakob
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1 Answer
Let J = rate of jet in still air
W = rate of wind
Distance formula is d = rt so r = d/t
J = (620+1020)/2 = 820 mph
J - W = 620
820 - W = 620
W = 820 - 620 = 200 mph
answered
Jul 17, 2017
by
Aldo
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