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: calculate the share of z, if rs. 3720 is divided among x, y and z in the ratio 7: 8: 11 ?
Options: a. 1564.1, b. 1214.1, c. 1574.1, d. 1271.1, e. 1044.1
[A]: c


[Q]: Problem: how much is 60 % of 40 is greater than 4 / 5 of 30 ?
Options: a. 8, b. 3, c. 7, d. 0, e. 1
[A]: d


[Q]: Problem: alex takes a loan of $ 6,000 to buy a used truck at the rate of 8 % simple interest. calculate the annual interest to be paid for the loan amount.
Options: a. 680, b. 700, c. 720, d. 480, e. 420
[A]:
d