Mathematics
Mathematics, 03.08.2019 21:30, ericamiller165p58e0p

Ttakes about 14 person-hours of labor to break up a driveway and clear away the rubble. it takes about 8 person-hours of labor to pour and smooth concrete for the new driveway. about how many person-hours of labor does it take to break up a driveway, clear away the rubble, pour the concrete, and smooth the concrete?  6

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Ttakes about 14 person-hours of labor to break up a driveway and clear away the rubble. it takes abo...

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