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.

Example Input: Question: The greatest number that divides 180, 565 and 705 leaving remainder 5, 5 and 5 respectively is:

 Option A: 31

 Option B: 33

 Option C: 35

 Option D: 38

 Option E: 39
Example Output: Option C

Example Input: Question: There are n arithmetic means between 3 and 45 such that the sum of these arithmetic means is 552. find the value of n.

 Option A: 11

 Option B: 15

 Option C: 17

 Option D: 21

 Option E: 23
Example Output: Option E

Example Input: Question: The length of the bridge, which a train 130 metres long and travelling at 108 km/hr can cross in 30 seconds, is:

 Option A: 200 m

 Option B: 225 m

 Option C: 245 m

 Option D: 170 m

 Option E: 240 m
Example Output:
Option D