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: In how many seconds will a train 100 meters long pass an oak tree, if the speed of the train is 36 km/hr?

 Option A: 6

 Option B: 8

 Option C: 10

 Option D: 12

 Option E: 14

Output: Option C


Input: Consider Input: Question: (700 + 200) Ã— 4 Ã— (4 + 2) = ?

 Option A: 24500

 Option B: 21600

 Option C: 36600

 Option D: 22400

 Option E: 12500

Output: Option B


Input: Consider Input: Question: Product of two co-prime numbers is 117. Their L.C.M should be

 Option A: 1

 Option B: 117

 Option C: equal to their H.C.F

 Option D: cannot be calculated

 Option E: None


Output: Option B