SOLUTION: Your neighbor can seal your driveway in 4 hours. Working together, you and your neighbor can seal it in 2.3 hours. How long would it take you to seal it yourself?
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Question 821050: Your neighbor can seal your driveway in 4 hours. Working together, you and your neighbor can seal it in 2.3 hours. How long would it take you to seal it yourself? Answer by TimothyLamb(4379) (Show Source):
You can put this solution on YOUR website! ---
n = 1/4
m + n = 1/2.3
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m + n = 1/2.3
m + 1/4 = 1/2.3
m = 1/2.3 - 1/4
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m = 1/5.412
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answer:
about 5.4 hours
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