instruction:
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.
question:
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
answer:
a


question:
Problem: if x ^ 2 – 3 x = 18, then one possible value of x – 4 =
Options: a. - 9, b. - 5, c. - 3, d. - 1, e. 2
answer:
e


question:
Problem: the length and breadth of a rectangle is increased by 5 % and 15 % respectively. what is the increase in the area ?
Options: a. 21.25, b. 22.75, c. 19.25, d. 20.75, e. 22.25
answer:

d