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.

Ex Input:
Question: Find the sum lend at C.I. at 5 p.c per annum will amount to Rs.441 in 2 years?

 Option A: Rs.900

 Option B: Rs.800

 Option C: Rs.500

 Option D: Rs. 400

 Option E: Rs.200

Ex Output:
Option D


Ex Input:
Question: If p and q are positive integers each greater than 1, and 17(p+1)=20(q+1), what is the least possible value of p+q?

 Option A: 35

 Option B: 42

 Option C: 44

 Option D: 46

 Option E: none

Ex Output:
Option A


Ex Input:
Question: A cycle is bought for Rs.900 and sold for Rs.1150, find the gain percent?

 Option A: 15

 Option B: 20

 Option C: 27.77

 Option D: 40

 Option E: 12

Ex Output:

Option C