SOLUTION: Two pumps are used to fill another storage of tank. One pump can fill the tank by itself in 6 hours. How long will it take both pumps operating together to fill the tank?
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Question 1086556: Two pumps are used to fill another storage of tank. One pump can fill the tank by itself in 6 hours. How long will it take both pumps operating together to fill the tank?
Thank you sir/maam! :) Answer by ikleyn(52802) (Show Source):