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.

[Q]: Problem: what is the sum of all 3 digit numbers that leave a remainder of ' 2 ' when divided by 7 ?
Options: a. 70,592, b. 64,850, c. 64,749, d. 149,700, e. 156,720
[A]: a

[Q]: Problem: the area of one square is x ^ 2 + 4 x + 4 and the area of another square is 4 x ^ 2 12 x + 9. if the sum of the perimeters of both squares is 32, what is the value of x ?
Options: a. 0, b. 2, c. 2.5, d. 4.67, e. 3
[A]: e

[Q]: Problem: one man can do a piece of work in 10 days. one boys join him & he complete the work in 6 days. if he gets 50 rs for his work then what will be the share of the boy.
Options: a. 10, b. 20, c. 30, d. 40, e. 50
[A]:
b