TASK DEFINITION: Given a math problem with context and a question and 5 answer choices, the task is to provide the correct answer choice based on the problem. You must choose one of the given answer choices by letter: a, b, c, d, or e; anything else is invalid.
PROBLEM: Problem: 108 ã — 108 + 92 ã — 92 = ?
Options: a. 20120, b. 11500, c. 20128, d. 20660, e. 20228

SOLUTION: c

PROBLEM: Problem: in what ratio must a grocer mix two varieties of pulses costing rs. 15 and rs. 20 per kg respectively so as to get a mixture worth rs. 16.50 per kg ?
Options: a. 3: 7, b. 5: 7, c. 7: 3, d. 7: 5, e. none

SOLUTION: c

PROBLEM: Problem: cheese, bologna, and peanut butter sandwiches were made for a picnic in a ratio of 1 to 7 to 8. if a total of 80 sandwiches were made, how many bologna sandwiches were made ?
Options: a. 15, b. 30, c. 35, d. 42, e. 48

SOLUTION:
c