Three pumps working 8 hours a day can empty a tank in 2 days. How many hours a day must 4 pumps work to empty the tank in 1 day?
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the total number of hours a day to empty the water tank = 8×3×2÷4
2×3×2 = 12 hours in a day.
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Answer:
Complete step-by-step answer: It is said that 3 pumps work 8 hours a day. These 3 pumps can empty a tank in 2 days. hours in 2 days, which means that they can empty a tank in 16 hours.
Hope it helps u dear
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