Math, asked by omkarpasi5286, 11 months ago

20 pump can empty a tank in 12 hour how many hour will 45pump take to empty it solution

Answers

Answered by casobha

2

Answer:

Step-by-step explanation:

Time taken by 20 pumps=12hr

Time taken by 1 pump=12*20=240hr

Therefore Time taken by 45 pumps=240/45=5.33hr= 5hr 20min

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