You are given a math word problem and you are supposed to make use of mathematical concepts like probability, combinatorics, linear equations, sequences/series, or simple operators like addition, subtraction, division, or multiplication to answer the given question. Choose the best option from the 5 given options and report that option.

Input: Consider Input: Question: A man took a loan at rate of 12% per annum simple interest. After 3 years he had to pay 4320 interest. The principal amount borrowed by him was.

 Option A: Rs 14000

 Option B: Rs 15000

 Option C: Rs 12000

 Option D: Rs 17000

 Option E: None of these

Output: Option C


Input: Consider Input: Question: If W is an integer greater than 6, which of the following must be divisible by 3?

 Option A: W(W+1

 Option B: N(N+2

 Option C: N(N+3

 Option D: N(N+4

 Option E: N(N+5

Output: Option A


Input: Consider Input: Question: The forth proportional to 5,8,15 is?

 Option A: 15

 Option B: 12

 Option C: 18

 Option D: 20

 Option E: 24


Output: Option E