Solved: Emptying Oil Tankers An oil tanker can be emptied
Chapter , Problem 1.7.47(choose chapter or problem)
Emptying Oil Tankers An oil tanker can be emptied by the main pump in 4 hours. An auxiliary pump can empty the tanker in 9 hours. If the main pump is started at 9 AM, when should the auxiliary pump be started so that the tanker is emptied by noon?
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