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.
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Question: Question: If f(y)=y^2 and y is a positive integer, which of the following CANNOT be the value of f(f(y))?

 Option A: 1

 Option B: 144

 Option C: 81

 Option D: 16

 Option E: 256

Answer: Option B


Question: Question: Which of the following is closer to (23!+22!)/(23!-22!)?

 Option A: 49

 Option B: 36

 Option C: 25

 Option D: 16

 Option E: 1

Answer: Option E


Question: Question: Three times the first of three consecutive odd integers is 3 more than twice the third. The third integer is?

 Option A: 15

 Option B: 17

 Option C: 19

 Option D: 21

 Option E: 26

Answer:
Option A