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.

Input: Consider Input: Question: A rectangular plot measuring 90 metres by 50 metres is to be enclosed by wire fencing. If the poles of the fence are kept 10 metres apart, how many poles will be needed ?

Option A: 28

Option B: 56

Option C: 57

Option D: 58

Option E: None of these

Output: Option A

Input: Consider Input: Question: A machine puts c caps on bottles in m minutes. How many seconds will it take to put caps on b bottles?

Option A: 60bm/c

Option B: bm/60c

Option C: bc/60m

Option D: 60b/cm

Option E: b/60cm

Output: Option A

Input: Consider Input: Question: A, B and C shared profits in ratio of 5 : 3 : 8. Theypartnered for 14months, 8months and 7months respectively. What was he ratio of their investments ?

Option A: 10 : 49 : 45

Option B: 20 : 49 : 64

Option C: 12 : 21 : 64

Option D: 20 : 29 : 64

Option E: 30 : 29 : 63
Output: Option C