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: In a local school district, the high school and middle school each received r dollars toward funding for the student arts program. The high school enrolled 600 students and the middle school enrolled 300 students. Later, the middle school transferred s dollars to the high school so that they would have received the same funding per student. Which of the following is equivalent to s?

Option A: r/3

Option B: r/2

Option C: 2r

Option D: 3r

Option E: r/9

Ex Output:
Option A

Ex Input:
Question: The average age of 15 students of a class is 15 years. Out of these, the average age of 4 students is 14 years and that of the other 10 students is 16 years, The age of the 15th student is

Option A: 11

Option B: 12

Option C: 9

Option D: 14

Option E: 15

Ex Output:
Option C

Ex Input:
Question: If an amount of Rs 13,640 is divided equally among
62 students, approximately how much amount will
each student get?

Option A: Rs 206

Option B: Rs 210

Option C: Rs 220

Option D: Rs 218

Option E: None

Ex Output:
Option C