Math, asked by kiran5367, 1 year ago

30% of a number when subtracted from 91, gives the number itself find the number answer

Answers

Answered by styxnerthegamer
59

Let us assume the number as 'x'

91-(\frac{3}{10}*x) = x

91-(3x/10)=x

x-91=-3x/10

x = \frac{-3x+910}{10}

10x = -3x+910

13x = 910

x = 910/13

= 70

Therefore x = 70

Answered by amikkr
36

The number is 70.

  • 30% of the number when subtracted from 91, gives the number itself.
  • Let the number be x.
  • According to the given condition,

91 - ( \frac{30}{100} x) = x

91 - 0.3x = x

91 = 1.3x

x = 91 / 1.3

x = 70

  • The number is 70.
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