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kiruha [24]
3 years ago
5

Mary can paint a house by herself in 12 hours. john can paint a house by himself in 16 hours. how long would it take them to pai

nt the house if they worked together?
Mathematics
1 answer:
QveST [7]3 years ago
5 0
1/12+1/16=1/n
4/48+3/48=1/n
7/48=1/n
48=7n
n=48/7 hours to paint the house if they worked together
☺☺☺☺
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