SOLUTION: When working alone, it takes Roy 6 hours longer to clean their entire house than it does his wife, Betty, when she does it by herself. When they work together, they can clean the e
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Question 847968: When working alone, it takes Roy 6 hours longer to clean their entire house than it does his wife, Betty, when she does it by herself. When they work together, they can clean the entire hour in 4 hours. How long does it take each of them to clean the entire house when they are working alone. Answer by richwmiller(17219) (Show Source):
