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: Car ‘X’ covers a distance of 385 kms in 7 hours and car ‘Y’ covers a distance of 715 kms in 13 hrs. What is the difference in the speed of the two cars?

 Option A: 2kms/hr

 Option B: 1km/hr

 Option C: 3kms/hr

 Option D: 5kms/hr

 Option E: None of these
Example Output: Option E

Example Input: Question: Find compound interest on Rs. 5000 at 12% per annum for 1 year, compounded half-yearly.

 Option A: Rs. 600

 Option B: Rs. 618

 Option C: Rs. 525

 Option D: Rs. 620

 Option E: None
Example Output: Option B

Example Input: Question: Bus 1 and Bus 2 run between cities A and B. Bus 1 leaves city A at the same time Bus 2 leaves city B,
each at a constant rate of speed. Their first meeting is 40 miles from city A. After reaching their
respective destinations and immediately turning around, their second meeting is 30 miles from city B.
What is the distance in miles between city A and city B?

 Option A: 90

 Option B: 120

 Option C: 125

 Option D: 150

 Option E: 180
Example Output:
Option A