25.Two pipes A and B can fill a tank in 6 h and 8 h, respectively, while a third pipe can empty thefilled tank in 10h. If all the three pipes are opened when the tank is half full. How much time willit take for the tank to get filled?7.5 h(b)15 h(c)3.75 h(d)N.O.T.

25.Two pipes A and B can fill a tank in 6 h and 8 h, respectively, whi

1.	25.Two pipes A and B can fill a tank in 6 h and 8 h, respectively, while a third pipe can empty thefilled tank in 10h. If all the three pipes are opened when the tank is half full. How much time willit take for the tank to get filled?7.5 h(b)15 h(c)3.75 h(d)N.O.T.
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25.Two pipes A and B can fill a tank in 6 h and 8 h, respectively, while a third pipe can empty thefilled tank in 10h. If all the three pipes are opened when the tank is half full. How much time willit take for the tank to get filled?7.5 h(b)15 h(c)3.75 h(d)N.O.T.​

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25.Two pipes A and B can fill a tank in 6 h and 8 h, respectively, while a third pipe can empty thefilled tank in 10h. If all the three pipes are opened when the tank is half full. How much time willit take for the tank to get filled?7.5 h(b)15 h(c)3.75 h(d)N.O.T.