Answers

2015-10-20T06:52:59+05:30
If the no multiplied by 10 then it will be 10x
after dividing =x/10
difference = 10x-x/10 = 100x-x/10
  = 99x/10
percentage = 99x/10/10x * 100
   = 99x/100x * 100 = 99
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