Mathematics, 08.01.2021 21:30, hannahgrac3

Walter and Helen are asked to paint a house. Walter can paint the house by himself in 12 hours and Helen can paint the house by herself in 16 hours. How long would it
take to paint the house if they worked together? Round to the nearest WHOLE number!

Answers: 2

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Walter and Helen are asked to paint a house. Walter can paint the house by himself in 12 hours and...