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Mathematics, 02.08.2020 01:01 ashmarie69
Amy and Bob decide to paint one wall of a building. Working alone, Amy takes 12 hours to paint the entire wall while Bob takes 18 hours for the same. Amy painted the wall for 4 hours and then Bob took over and completed the wall. How long did it take for them to paint the entire wall
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Amy and Bob decide to paint one wall of a building. Working alone, Amy takes 12 hours to paint the e...
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