SOLUTION: Jun can clean a room in 4 hours.Ana can clean the same room in 3 hours.Working together,how long will it take them to clean.envolving rational expressin
Question 921151: Jun can clean a room in 4 hours.Ana can clean the same room in 3 hours.Working together,how long will it take them to clean.envolving rational expressin Answer by josgarithmetic(39621) (Show Source):