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: the present population of a town is 2000. population increase rate is 20 % p. a. find the population of town after 1 years ?
Options: a. 1000, b. 2400, c. 1500, d. 1600, e. 1250

SOLUTION: b

PROBLEM: Problem: there are 15 boys and 10 girls in a class. if three students are selected at random, in how many ways that 1 girl or 2 boys are selected ?
Options: a. 100, b. 105, c. 115, d. 120, e. 125

SOLUTION: c

PROBLEM: Problem: the number of sailors on a ship is 85 % more than the number of officers. the ratio of sailors to officers would be
Options: a. 37: 20, b. 47: 20, c. 47: 25, d. 22: 25, e. 97: 50

SOLUTION:
a