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Volgvan
2 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?
Mathematics
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answer:
nirvana33
[79]
2 years ago
4
0
Answer:
115 hours.
Step-by-step explanation:
35+70=105
105+10=115 hours
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