Math MCQ: A pipe can empty a tank in 40 min. A second pipe with diameter twice much as that of the first is also attached with the tank to empty it. The two together can empty the tank in

A pipe can empty a tank in 40 min. A second pipe with diameter twice much as that of the first is also attached with the tank to empty it. The two together can empty the tank in

Correct Answer: 13 1/3 min

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WhatsApp+91 99922 70404Math MCQ: A pipe can empty a tank in 40 min. A second pipe with diameter twice much as that of the first is also attached with the tank to empty it. The two together can empty the tank in | Extra Education