1.

220=퀸ǐ 7.3The sum of numbers when a number is noe sed by 10% and deceased by 10% is no what shenumber

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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