Add the same number to the numerator and denominator of (frac{3}{18}). If the resulting fraction is (frac{1}{2}), then the number added is

A.
13 
B.
14 
C.
15 
D.
12 
E.
11
Correct Answer: Option D
Explanation
Let x be the no. (frac{3 + x}{
Let x be the no. (frac{3 + x}{