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 Q]: Question: The simple interest on Rs.11000 at a certain rate of interest in five years is Rs.7200. Find the compound interest on the same amount for two years at the same rate of interest.

 Option A: 3068.82

 Option B: 3052.89

 Option C: 3052.85

 Option D: 3068.51

 Option E: 3068.81
[EX A]: Option D

[EX Q]: Question: Anthony and Michael sit on the six member board of directors for company X. If the board is to be split up into 2 three-person subcommittees, what percent R of all the possible subcommittees that include Michael also include Anthony?

 Option A:  20%

 Option B:  30%

 Option C:  40%

 Option D:  50%

 Option E:  60%
[EX A]: Option C

[EX Q]: Question: A 300 m long train crosses a platform in 39 sec while it crosses a signal pole in 18 sec. What is the length of the platform?

 Option A: 288

 Option B: 350

 Option C: 277

 Option D: 2651

 Option E: 212
[EX A]:
Option B