Question 816284: with a tailwind, a jet flew 2000 miles in 4 hours. the jets return trip agaianst the same wind requires 5 hours. What is the jet and the wind's speed?
Answer by TimothyLamb(4379)   (Show Source):
You can put this solution on YOUR website! s = d / t
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out:
j + w = 2000/4
j = 2000/4 - w
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return:
j - w = 2000/5
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j - w = 2000/5
2000/4 - w - w = 2000/5
2w = 2000/4 - 2000/5
2w = 10000/20 - 8000/20
2w = 2000/20
w = 1000/20
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w = 50 mph
j = 1946 mph
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