Task: Question Answering
Input (English): Problem: a man saves 20 % of his monthly salary. if an account of dearness of things he is to increase his monthly expenses by 20 %, he is only able to save rs. 250 per month. what is his monthly salary ?
Options: a. 5000, b. 2999, c. 2878, d. 6250, e. 2771
Output (English): d