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: x% of y is y% of ?

 Option A: x

 Option B: 100x

 Option C: x/100

 Option D: y/100

 Option E: None
[EX A]: Option A

[EX Q]: Question: In a company 200 persons, working 6 hours per day complete 1/3 rd of the work in 7 days. Employee number of additional persons, working 4 hrs per day, required to complete the remaining work in 15 days is :

 Option A: 60

 Option B: 80

 Option C: 90

 Option D: 70

 Option E: 50
[EX A]: Option B

[EX Q]: 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 A]:
Option C