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.

Input: Consider Input: Question: A sequence contains y numbers of alternating positive and negative numbers, If the first number is postive and y is an even number, how many negative numbers are in it?

 Option A: (y+1

 Option B: (y-1

 Option C: y/(2+1

 Option D: y/(2-1

 Option E: y/2

Output: Option E


Input: Consider Input: Question: There are 600 employees in a room. 99% are managers. How many managers must leave the room to bring down the percentage of managers to 98%?

 Option A: 100

 Option B: 200

 Option C: 250

 Option D: 300

 Option E: 400

Output: Option D


Input: Consider Input: Question: Triangle STV has sides ST = TV = 25, and SV = 14. What is the area?

 Option A: 144

 Option B: 168

 Option C: 176

 Option D: 190

 Option E: 206


Output: Option B