a tank can be filled by 2 pipes A and B in 8 hrs and 12 hrs respectively. the full tank can be empied by the third pipe in 24 hrs. if all th 3 pioes are open at the same time in how much time will the empty tank be filled
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time taken by the all pipes to fill the tank is
=1/8+1/12-1/24
=15+10-5/120
=20/120
=1/6
hence in 6hours the tank will be filled by all the pipes.
=1/8+1/12-1/24
=15+10-5/120
=20/120
=1/6
hence in 6hours the tank will be filled by all the pipes.
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