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Suppose that it takes John 9 hours to paint a barn if he works alone and it takes Carl 6 hours to paint the same barn if he works alone. How long will it take them to paint the …
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Suppose that it takes John 9 hours to paint a barn if he works alone and it takes Carl 6 hours to paint the same barn if he works alone. How long will it take them to paint the …
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Oct 25, 2019
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Suppose that it takes John 9 hours to paint a barn if he works alone and it takes Carl 6 hours to paint the same barn if he works alone. How long will it take them to paint the barn, in hours, if they work together?
Mathematics
high-school
Georgi Gerganov
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.............................3 3/5
PotNPan
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Oct 31, 2019
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