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3 years ago

6

An earthquake strikes in an isolated area is without food or water. Three crews arrive. One can dispense needed supplies and 35

hours, a second and 70 hours, and a third in 10 hours. How long will it take all three crews working together to dispense food and water?

1 answer:

nirvana33 [79]3 years ago

4 0

Answer:

115 hours.

Step-by-step explanation:

35+70=105

105+10=115 hours

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