Task: Question Answering
Input (English): Problem: the price of 10 chairs is equal to that of 4 tables. the price of 15 chairs and 2 tables together is rs. 4000. the total price of 12 chairs and 3 tables is ?
Options: a. rs. 3900, b. rs. 4900, c. rs. 4980, d. rs. 5000, e. rs. 5900
Output (English): a