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: 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: what is the smallest positive integer x such that 66 - x is the cube of a positive integer
Options: a. 5, b. 7, c. 47, d. 9, e. 2

SOLUTION: e

PROBLEM: Problem: how many integers between 324,805 and 458,705 have tens digit 2 and units digit 3 ?
Options: a. 1,352, b. 1,359, c. 1,329, d. 1,349, e. 1,348

SOLUTION:
d