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 coin is tossed two times. What is the probability that there is at the least one tail?

 Option A: 3/4

 Option B: 31/37

 Option C: 31/18

 Option D: 31/10

 Option E: 31/19

Ex Output:
Option A


Ex Input:
Question: In 120 m race, A covers the distance in 36 seconds and B in 45 seconds. In this race A beats B by:

 Option A: 24 m

 Option B: 25 m

 Option C: 22.5 m

 Option D: 9 m

 Option E: 12 m

Ex Output:
Option A


Ex Input:
Question: A man buys s cycle for $100 and sells it at a loss of 30%. What is the selling price of the cycle?

 Option A: $50

 Option B: $60

 Option C: $70

 Option D: $80

 Option E: $90

Ex Output:

Option C