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For the box to satisfy certain requirements, its length must be three meter greater than the width, and its height must be two meter less than the width. If box is made of a paper sheet which cost is 100 rs per square unit, what is the cost of paper? |
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Answer» Rs 5400 `S= 2(LW +WH + HL)` `= 2(6xx3 + 3XX 1 + 1xx 6)` `= 2xx (18 + 3 +6 ) = 2xx 27 = 54 m^(2)` `C = 100xx 54 = 5400 Rs ` THUS (a) is correctoption. |
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