Part 1. 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.
Part 2. Example
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
Answer: 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.
Part 3. Exercise
Problem: at the beginning of a year, the owner of a jewel shop raised the price of all the jewels in his shop by x % and lowered them by x %. the price of one jewel after this up and down cycle reduced by rs. 100. the owner carried out the same procedure after a month. after this second up - down cycle, the price of that jewel was rs. 2304. find the original price of that jewel ( in rs. )
Options: a. 2500, b. 550, c. 2600, d. 2650, e. none of these
Answer:
a