Question

Six pumps working together empty a tank in 28 min. How long will it take to empty the tank if four such pumps are working together..????

Ans. with full explanation....☺️
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Answer 1

Answer:

Hy....

dear mate..

$\huge\mathcal{\purple{ Answer...}}$

Refer to the attachment..❤️

Answer 2

Answer:

six pumps = 28

4 pumps = ? let X minutes

6:28=4:x

X = 42 days