Question

A fraction is such that, if 1 is subtracted from its numerator as well as its denominator, we get 1/3. If 1 is added to both the numerator and the denominator, the fraction becomes 1/2. Find the fraction

Answer 1

Answer:

(x-I)/(y-l) = 1/3

3x-y=2...(1)

(x+1)/(y+l) = 1/2

2x-y=-I....(2)

solve eqn (1) & (2) >x=3 andy=7

3/7 is the fraction