If i added to the denominator of a fraction the fraction becomes 1 2 If is added to the numerat...........

Quantitative Aptitude ( CCS) Number System

If i added to the denominator of a fraction, the fraction becomes 1/2. If is added to the numerator of the fraction,the fraction becomes I. What is the fraction ?

3/2

3/4

2/3

1/3

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Explanation:

Let fraction be x/y, then,
x /y + 1 = 1/2 => 2x = y + 1 => 2x - y = 1 .........(i)
Again, x + 1/y = 1 => x - y = -1 ............(ii)
Solving eq. (i) and (ii), we get,
x = 2 and y = 3
Hence, fraction = 2/3