SOLUTION: in checking records finds that crew A can pave a contract length of highway in 8 hours. Crew B can do the same job in 10 hours. how long would it take if they worked together?
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Question 618539: in checking records finds that crew A can pave a contract length of highway in 8 hours. Crew B can do the same job in 10 hours. how long would it take if they worked together? Answer by scott8148(6628) (Show Source):
