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: Kiran is younger than Bineesh by 7 years and their ages are in the respective ratio of 7:9. How old is Kiran?

 Option A: 22.5

 Option B: 24.5

 Option C: 23.5

 Option D: 25.5

 Option E: 26.5
Example Output: Option B

Example Input: Question: A sum of Rs.4800 is invested at a compound interest for three years, the rate of interest being 10% p.a., 20% p.a. and 25% p.a. for the 1st, 2nd and the 3rd years respectively. Find the interest received at the end of the three years?

 Option A: Rs.3129

 Option B: Rs.3120

 Option C: Rs.3108

 Option D: Rs.3106

 Option E: Rs.3127
Example Output: Option B

Example Input: Question: A batsman scored 150 runs which included 3 boundaries and 8 sixes. What % of his total score did he make by running between the wickets

 Option A: 40%

 Option B: 50%

 Option C: 65%

 Option D: 70%

 Option E: 75%
Example Output:
Option E