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If Sally can paint a house in 4 hours, and John can paint the same house in 6 hours, how long will it take for both of them to paint the house together? *
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If Sally can paint a house in 4 hours, and John can paint the same house in 6 hours, how long will it take for both of them to paint the house together? *
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Mar 18, 2019
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If Sally can paint a house in 4 hours, and John can paint the same house in 6 hours, how long will it take for both of them to paint the house together? *
Mathematics
middle-school
Voriki
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it should take 2 hours
Wenkesj
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Mar 22, 2019
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Wenkesj
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