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: a, b, c can complete a piece of work in 24, 8,12 days. working together, they complete the same work in how many days ?
Options: a. 4, b. 4 / 5, c. 7 / 9, d. 10, e. 24 / 7

SOLUTION: a

PROBLEM: Problem: the sum of all the integers a such that - 26 < a < 24 is
Options: a. 0, b. - 2, c. - 25, d. - 49, e. - 51

SOLUTION: d

PROBLEM: Problem: the difference between the place values of two sixes in the numerical 81369206 is
Options: a. 0, b. 599, c. 5994, d. 59994, e. none of them

SOLUTION:
d