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A machinery worth ? 10,500 depreciated by 5%. Find its value after one yearFind the population of a city after 2 yeans, which is at present 12 lath.if the rateof increase is 4%. |
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Answer» Present population = 12 lakh = 1200000Time = 2 yearsRate of increase = 4%Therefore, population after 2 years is= present population(1 + r/100)²= 1200000 (1 + 4/100)²= 1200000 * (104/100)²= 1200000 * 104/100 * 104/100= 120 * 104 * 104= 1297920. {ANSWER} |
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