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.
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Question: Question: An article is bought for Rs.675 and sold for Rs.1215, find the gain percent?

 Option A: 33 1/9%

 Option B: 33 8/3%

 Option C: 33 1/3%

 Option D: 33 2/3%

 Option E: 80%

Answer: Option E


Question: Question: In a kilometer race, A beats B by 54 meters or 12 seconds. What time does A take to complete the race?

 Option A: 212

 Option B: 190

 Option C: 277

 Option D: 181

 Option E: 122

Answer: Option A


Question: Question: If two numbers are in the ratio 3:4. If 10 is added to both of the numbers then the ratio becomes 4:5 then find the smallest number?

 Option A: 10

 Option B: 20

 Option C: 30

 Option D: 40

 Option E: 50

Answer:
Option C