A hole in the bottom of a tank can empty the entire filled tank in 6 hour. A pipe at the rate of 4liters per minutes filles the tank. When the tank is full the pipe is opened and the tank is emptied by holes in 8 hours. The capacity of the tank is.. A-5260, B-5760,C-5846,D-6970
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hii good evening
PANI@#BHAUT@# TNDA@# HE #@$-TIK TOK $-_KE#@£¥₩CHAKAR₩¥£@#ME @£BIMAR @#THORI @#PARNA @#HE
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