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caramel3536
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 Posted: Fri May 09, 2008 3:07 pm Post subject: GMAT Prep 2- Word Problem |
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At the bakery, Lew spent a total of $6.00 for one kind of cupcake ad one kind of doughnut. How many doughnuts did he buy?
(1) The price of 2 donuts was $0.10 leass than the price of 3 cupcakes
(2) The average price of 1 doughnut and 1 cupcake was $0.35
ans (E) |
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akshatsingh
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| Posted: Sun May 11, 2008 11:37 pm Post subject: |
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Let the Doughnuts be D each of price X
Let the Cupcakes be C each of price Y
DX+CY = 6.00
1) Says.. 3Y-2X= 0.10 Not Sufficient
2) Says.. X+Y = 0.70 Not Sufficient
Together, X and Y can be found out. But C and D cannot be found.
Answer E.
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