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A building contractor has n days to complete a house project. If he uses one-third of the time to repair the roof and five days to paint the house, how many days will he have left to complete the project?

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n days to complete project

1/3 to repair

so it means  2/3  to paint and it takes 5 days 

2 = 5 days 

3 = more days 

3/ 2 x 5 

7.5 days to complete project

 

by Wooden (2,416 points)

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