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: 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: ray writes a two digit number. he sees that the number exceeds 4 times the sum of its digits by 3. if the number is increased by 18, the result is the same as the number formed by reversing the digits. find the number.
Options: a. 2, b. 5, c. 6, d. 7, e. 8

SOLUTION: b

PROBLEM: Problem: a retailer buys 80 pens at the market price of 36 pens from a wholesaler, if he sells these pens giving a discount of 1 %, what is the profit % ?
Options: a. 110, b. 115, c. 112, d. 118, e. 120

SOLUTION:
e