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: 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: There are 4 boys and 3 girls seated in a row.Find the probability that all girls are together?

Option A: 1/6

Option B: 1/7

Option C: 2/7

Option D: 3/7

Option E: 4/7

SOLUTION: Option B

PROBLEM: Question: CP of 2 buffaloes are $30,000. By selling 1 at a loss of 15% and other at a profit of 19%, he foundthat SP of both buffaloes is the same. Find the CP of each?

Option A: $10,500

Option B: $10,500

Option C: $11,500

Option D: $12,000

Option E: $12,500

SOLUTION:
Option E