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: If p/8 = r/2 and r = 0.75s, what is the ratio of p to r to s?

 Option A: 2 : 3 : 4

 Option B: 8 : 12 : 9

 Option C: 24 : 6 : 8

 Option D: 6 : 4 : 3

 Option E: 12 : 8 : 3

Ex Output:
Option C


Ex Input:
Question: Two trains start simultaneously from opposite ends of a 160-km route and travel toward each other on parallel tracks. Train X, traveling at a constant rate, completes the 160-km trip in 5 hours. Train Y, travelling at a constant rate, completes the 160-km trip in 3 hours. How many kilometers had Train X traveled when it met Train Y?

 Option A: 56

 Option B: 58

 Option C: 60

 Option D: 62

 Option E: 64

Ex Output:
Option C


Ex Input:
Question: A metal bar weighs 8.15 ounces. 93% of the bar is silver. How many ounces of silver are in the bar? (round to the nearest thousandth)

 Option A: 5.580 ounces

 Option B: 7.580 ounces

 Option C: 8.560 ounces

 Option D: 4.480 ounces

 Option E: 9.880 ounces

Ex Output:

Option B