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: If a light flashes every 6 seconds, how many times will it flash in 1/4 of an hour?

Option A: 51

Option B: 151

Option C: 251

Option D: 351

Option E: 451

SOLUTION: Option B

PROBLEM: Question: A pharmaceutical company received $3 million in royalties on the first $20 million in sales of and then $8 million in royalties on the next $108 million in sales. By approximately what percentage did the ratio of royalties to sales decrease from the first $20 million in sales to the next $108 million in sales?

Option A: 8%

Option B: 15%

Option C: 46%

Option D: 52%

Option E: 56%

SOLUTION: Option C

PROBLEM: Question: A, B and C can do a work in 6, 8 and 12 days respectively doing the work together and get a payment of Rs.1800. What is B's share?

Option A: 600

Option B: 278

Option C: 298

Option D: 267

Option E: 127

SOLUTION:
Option A