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: A, B, C are three consecutive positive integers (A>B>C). What is the value of the expression 2A +B +2C?

 Option A: 6A+7.

 Option B: 5A+1.

 Option C: 5A-5.

 Option D: 6A-5.

 Option E: 6A-7.

A: Option C
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Q: Question: 10 3/4 + 7 2/17 - 9 1/15=?

 Option A: 7 719/1020

 Option B: 9 817/1020

 Option C: 9 719/1020

 Option D: 8 817/1020

 Option E: None of them

A: Option D
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Q: Question: Tough and Tricky questions: Combinations.
Four students - 2 boys and 2 girls - are to sit side by side for a makeup exam. How many ways could they arrange themselves given that no two boys and no two girls can sit next to one another?

 Option A: 8

 Option B: 36

 Option C: 72

 Option D: 240

 Option E: 720

A:
Option A
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