SOLUTION: Zork can shovel a certain driveway in 50 minutes. If Dork can shovel the same driveway in 20 minutes, working together they can both shovel the driveway in how many minutes?
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Question 820270: Zork can shovel a certain driveway in 50 minutes. If Dork can shovel the same driveway in 20 minutes, working together they can both shovel the driveway in how many minutes? Answer by richwmiller(17219) (Show Source):
