Question 993390
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{{{1/10+1/14=7/70+5/70}}}=12/70
Together they roof 12/70 of a house per day
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12/70=1/t
70/12 days = t
5 10/12 days=5 5/6 days=t
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ANSWER: Together they can roof the house in 5 and 5/6 days.
Most likely error is combining and dividing fractions.