Building construction time

Two workers will build the building in 10 hours. How many hours would they have built the building if three more workers had helped them?

Final Answer:

t =  4 h

Step-by-step explanation:

2 10=t (2+3)  5t=20  t=520=4  t=4=4 h



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algebrabasic operations and conceptsUnits of physical quantitiesthemes, topicsGrade of the word problem

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