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: list r contains 5 numbers that have an average value of 60. if the median of the numbers in the list is equal to the mean and the largest number is equal to 20 more than two times the smallest number, what is the smallest possible value in the list ?
Options: a. 25, b. 28, c. 31, d. 34, e. 37

SOLUTION: b

PROBLEM: Problem: income and expenditure of a person are in the ratio 7: 6. if the income of the person is rs. 14000, then find his savings ?
Options: a. 500, b. 1000, c. 1500, d. 2000, e. 2500

SOLUTION: d

PROBLEM: Problem: the cash difference between the selling prices of an article at a profit of 4 % and 2 % is rs. 3. the ratio of the two selling prices is ?
Options: a. 52: 51, b. 52: 53, c. 52: 50, d. 22: 56, e. 52: 51

SOLUTION:
a