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A typist uses lengthwise a sheet of paper 9 inches by 12 inches. She leaves a 1 inch margin on each side and a 1 1/2 inch margin on top and bottom. What fractional part of the page is used for typing?

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  1. Assuming you want the fractional part of the area, ....

    area of whole paper = 9*12 inches^2 = 108 inches^2
    area of typed section = 7*9 = 63 inches^2

    typed section / whole sheet = 63/108 = 7/12

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    Reiny

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