The task is to generate the correct answer for a given math problem.

[Q]: Problem: a certain fraction is equivalent to 3 / 5 . if the numerator of the fraction is increased by 4 and the denominator is doubled , the new fraction is equivalent to 1 / 3 . what is the sum of the numerator and denominator of the original fraction ?
[A]: 56


[Q]: Problem: a dealer purchases 15 articles for rs . 25 and sells 12 articles for rs . 32 . find the profit percentage ?
[A]: 60 


[Q]: Problem: what is the value of 100 p 2 ?
[A]:
9900