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"(4) A rectangular sheet of paper has its area 24\nsq.m. The margins at the top and bottom are\n\\( 75 \\mathrm { cm } \\). each and that at the sides \\( 50 \\mathrm { cm } \\). each.\nFind the dimensions of the paper, if the area\nof the printed space is to be maximum.\n\\[ ( 4 \\text { marks) } \\]"

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