A factory contains a series of water tanks, all of the same size .If pump 1 can fill 12 of these tanks in a 12-hour shift and pump 2 can fill 11 tanks in the same time ,then how many tanks can the two pumps fill,working together in 1hour?​

Pump 1 can fill 12 tanks in 12 hoursnumber of tanks that pump 1 will fill in 1 hour=1212=1Pump 2 can fill 11 tanks in 12 hoursnumber of tanks that pump 2 will fill in 1 hour=1112Total number of tank that both pumps can together fill in 1 hour=1+1112=11112

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