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.

[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
[A]: Option A


[Q]: Question: The profits of QRS company rose 50% from March to April, then dropped 20% from April to May, then rose 50% from May to June. What was the percent increase for the whole quarter, from March to June?

 Option A: 15%

 Option B: 32%

 Option C: 40%

 Option D: 62%

 Option E: 80%
[A]: Option E


[Q]: Question: The value of x is one quarter of z. The sum of x, y, and z is equal to 26. If the value of y is twice the value of z, what is the largest factor of the sum of y and z?

 Option A: 2

 Option B: 3

 Option C: 8

 Option D: 12

 Option E: 24 IS ANSWER
[A]:
Option E