Question: ANDLI A water tank can be filled using pipe A pipe B or both pipes It takes pipe A twice as long as pipe B

ANDLI A water tank can be filled using pipe A pipe

ANDLI A water tank can be filled using pipe A pipe B or both pipes It takes pipe A twice as long as pipe B to fill the tank when working alone When both pipes are working it takes only 8 hours This expression represents the situation Which expression also represents this situation 123

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