SOLUTION: It takes Tony 4 minutes to unload his truck, and it takes Nick 12 minutes. How long will it take them if they work together?
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Question 895804: It takes Tony 4 minutes to unload his truck, and it takes Nick 12 minutes. How long will it take them if they work together?
Answer by josgarithmetic(39620) (Show Source): You can put this solution on YOUR website!
Each rate is 1/4 and 1/12, unit is job/minute.
Both together, the time for the job is
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