SOLUTION: One maid can clean the house in 4 hours. Another maid can do the job in 2 hours. How long will it take them to do the job together?
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Question 736586: One maid can clean the house in 4 hours. Another maid can do the job in 2 hours. How long will it take them to do the job together? Answer by checkley79(3341) (Show Source):
You can put this solution on YOUR website! 1/2+1/4=1/X
(2*1+1*1)/4=1/X
(2+1)/4=1/X
3/4=1/X CROSS MULTIPLY.
3X=4
X=4/3
X=1 1/3 HOURSWORKING TOGETHER.
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