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 man traveled from the village to the post - office at the rate of 25 kmph and walked back at the rate of 4 kmph. if the whole journey took 5 hours 48 minutes, find the distance of the post - office from the village ?
Options: a. 70 m, b. 80 km, c. 20 km, d. 10 km, e. 73 km
answer:
c

question:
Problem: how many integers are between 6 and 74 / 5, inclusive ?
Options: a. 4, b. 5, c. 6, d. 7, e. 9
answer:
e

question:
Problem: a sum of money is put out at compound interest for 2 years at 20 %. it would fetch rs. 723 more if the interest were payable half - yearly, then it were pay able yearly. find the sum.
Options: a. 22200, b. 21897, c. 28799, d. 30000, e. 32782
answer:
d