The denominator of a rational number is 2 more than the numerator. if 3 is added to the denominator, the number obtained is 1/2 . Find the number and please answer this question using one variable only.

Let the numerator = xthen the denominator = x+2Now, according to question,xx+2+3 = 12xx+5 = 122x = x + 52x - x = 5x = 5Now, numerator = x  = 5denominator = x+2 = 5+2 = 7Original fraction = 57

  • 5
5/7
 
  • 2
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