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: In an examination, 32% candidates failed in one subject and 42% failed in another subject while 15% failed in both the subjects. If 2500 candidates appeared at the end of the examination how many passed in either subject but not in both?

 Option A: 975

 Option B: 1020

 Option C: 1100

 Option D: 1243

 Option E: 1525

SOLUTION: Option C

PROBLEM: Question: What sum of money will produce Rs.70 as simple interest in 4 years at 3 1/2 percent?

 Option A: 266

 Option B: 500

 Option C: 287

 Option D: 26

 Option E: 281

SOLUTION: Option B

PROBLEM: Question: Two numbers are respectively 20% and 50% more than a third number. The ratio of the two numbers is:

 Option A: 2:5

 Option B: 3:5

 Option C: 4:5

 Option D: 7:5

 Option E: 2:4

SOLUTION:
Option C