TASK DEFINITION: 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.
PROBLEM: Question: The purchase price of an article is $48. In order to include 5% of cost for overhead and to provide $12 of net profit, the markup should be

 Option A: 15%

 Option B: 25%

 Option C: 30%

 Option D: 40%

 Option E: 45%

SOLUTION: Option C

PROBLEM: Question: Look at this series: 8, 43, 11, 41, __, 39, 17, ... What number should fill in the blank?

 Option A: 22

 Option B: 33

 Option C: 14

 Option D: 16

 Option E: 18

SOLUTION: Option C

PROBLEM: Question: The positive number z is divisible by 4. What is the remainder of dividing z(2+4+z)+3 by 2?

 Option A: 0

 Option B: 1

 Option C: 2

 Option D: 3

 Option E: 4

SOLUTION:
Option B