question_answer

If 3 is added to the denominator of a fraction, it becomes\[\frac{1}{3}\] and if 4 is added to it's numerator, it becomes \[\frac{3}{4}\] The fraction is?

A) \[\frac{4}{9}\]                          

B) \[\frac{3}{20}\]

C) \[\frac{7}{24}\]                         

D) \[\frac{5}{12}\]