1.

Two pipe M and N can fill a tank in 8(1)/(3)min and 12(1)/(2)min respectively and an outler pipe can drain 162 litre water in 1 minute. If tank is full, all the three pipes are opened then tank will be empty in 4 minute then capacity of tank will be –

Answer»

916 litre
300 litre
360 litre
None of these

Answer :C


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