If we add 1 to the numerator and subtract 1 from the denominator, a fraction becomes 1. It also becomes 1/2 if we add 1 to the denominator. What is the fraction.
Let the fraction
Then, according to the first condition, we have
According to the second condition
Subtracting eq (i) to eq (ii)
Putting the value of x in (i)
Hence, the fraction