Verbal problems that lead to quadratic equations
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Verbal problems that lead to quadratic equations

[From: ] [author: ] [Date: 11-11-10] [Hit: ]
the helper would need 6 days more than the painter to paint the same house. How many days would it take the helper if he painted the house all by himself?2) A contractor informed a customer that it would take 1440 small square tiles to cover the floor of her kitchen, but if she bought larger tiles that were 4 inches longer on each side, it would only take 160 tiles. Find the length of the side of the original tiles.......
1) Working together, a painter and his helper can paint a house in 4 days. working alone, the helper would need 6 days more than the painter to paint the same house. How many days would it take the helper if he painted the house all by himself?

2) A contractor informed a customer that it would take 1440 small square tiles to cover the floor of her kitchen, but if she bought larger tiles that were 4 inches longer on each side, it would only take 160 tiles. Find the length of the side of the original tiles.

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2) is x=2 and therefore the answer is the square root of 2 but the equation is (1440x)=(x+16)160
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