Question 678650: 10 men take 7 days to dig a hole. how many days will it take 4 men to dig the same hole at the same rate? Answer by stanbon(75887) (Show Source):
You can put this solution on YOUR website! 10 men take 7 days to dig a hole. how many days will it take 4 men to dig the same hole at the same rate?
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# of days and # of men are inversely related.
d = k/m
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Solve for "k" using "10 men take 7 days to dig a hole":
7 = k/10
k = 70
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Equation:
d = 70/m
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Solve your problem:
d = 70/4 = 17 1/2 days
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Cheers,
Stan H.
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