A tap can fill a tank in 6 hours .after half the tabk is filled,three more similar taps are opened.what is the total time taken to fill the tank completely
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Time taken to fill half the tank by 1tap =3hrs
Time taken to fill remaining half the tank by 4taps= 45m
Total time taken to fill the tank completely=3hrs 45m
Time taken to fill remaining half the tank by 4taps= 45m
Total time taken to fill the tank completely=3hrs 45m
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