SOLUTION: If Betty can paint a house in 6 hours; and Betty & Karen can paint a house in 2/3 the time it takes Karen, how long does it take Karen to paint the house alone?
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Question 402046: If Betty can paint a house in 6 hours; and Betty & Karen can paint a house in 2/3 the time it takes Karen, how long does it take Karen to paint the house alone?
Answer by robertb(5830) (Show Source): You can put this solution on YOUR website!
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==> k = 3 hrs, the length of time it takes Karen to paint the house alone.
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