Detailed Instructions: 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.
See one example below:
Problem: Problem: a multiple choice test consists of 4 questions, and each question has 5 answer choices. in how many r ways can the test be completed if every question is unanswered ?
Options: a. 24, b. 120, c. 625, d. 720, e. 1024
Solution: c
Explanation: 5 choices for each of the 4 questions, thus total r of 5 * 5 * 5 * 5 = 5 ^ 4 = 625 ways to answer all of them. Hence, the answer is c.

Problem: Problem: a man opens a shop. he buys water bottles for 50 cents each, fruit for 25 cents each, and snacks for a dollar each. he wants to start a bundle of selling a bottle a water, 3 snacks and 2 fruits for d dollars. every 5 th bundle sold will be sold for 2 dollars and a complimentary snack at the owner ' s expense. what should he charge at least to not lose any money ?
Options: a. 4.6, b. 3.0, c. 4.1, d. 3.2, e. 2.9
Solution:
a