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: A cow and horse are bought for Rs.2,00,000. The cow is sold at a profit of 20% and the horse is sold a t a loss of 10%. The overall gain is Rs.4000, the Cost price of cow?

 Option A: 2 percent

 Option B: 3

 Option C: 4

 Option D: 5

 Option E: 6

Ex Output:
Option A


Ex Input:
Question: Which of the following CANNOT be weighed using a balance scale and these unit weights: 1, 4, 7, and 10

 Option A: 13

 Option B: 15

 Option C: 17

 Option D: 19

 Option E: 21

Ex Output:
Option A


Ex Input:
Question: Define A = The sum of digits of the number 7^100 and B = The sum of the digits of A. What is the sum of the digits of B?

 Option A: 7

 Option B: 16

 Option C: 10

 Option D: 11

 Option E: Cannot be Determined

Ex Output:

Option A