Task: Question Answering
Input (English): Problem: ritesh and co. generated revenue of rs. 1,600 in 2006. this was 12.5 % of its gross revenue. in 2007, the gross revenue grew by rs. 2,500. what is the percentage increase in the revenue in 2007 ?
Options: a. 12.5 %, b. 19.53 %, c. 25 %, d. 50 %, e. none of these
Output (English): b