SOLUTION: At the 4-H club fundraiser to wash and wax cars, Olivia can wash and wax a car in 4 hours. Sarah can wash and wax a car in 3 hours. How long will it take them if they work together
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-> SOLUTION: At the 4-H club fundraiser to wash and wax cars, Olivia can wash and wax a car in 4 hours. Sarah can wash and wax a car in 3 hours. How long will it take them if they work together
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Question 1156527: At the 4-H club fundraiser to wash and wax cars, Olivia can wash and wax a car in 4 hours. Sarah can wash and wax a car in 3 hours. How long will it take them if they work together? Answer by ikleyn(52767) (Show Source):
