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.
Problem:Problem: the percentage profit earned by selling an article for rs. 1320 is equal to the percentage loss incurred by selling the same article for rs. 1280. at what price should the article be sold to make 25 % profit ?
Options: a. 3000, b. 1230, c. 2000, d. 1625, e. 3400
Solution:
d