IBPS RRB Office Assistant Mains 24 Sep 2022 Paper

Given below are two quantities named A and B. Based on the given information, you have to determine the relationship between the two quantities. You should use the given data and your knowledge of Mathematics to choose between the possible answers.
Quantity A: What will be the difference between compound interest and simple interest for 4 years on a principal of Rs 20480 at the rate of 25% per annum?
Quantity B: Rs 8079