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220=퀸ǐ 7.3The sum of numbers when a number is noe sed by 10% and deceased by 10% is no what shenumber |
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Answer» Let the no. be x increase by 10% x+x/10=11x/10 now decrease 10%11x/10-(11x/10)/10=99x/100 99x/100 = 100 x = 10000/99 x = 101.0101 |
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