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.

Q: 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%

A: Option C
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Q: Question: The fourth proportional to 12, 14 and 12 is?

 Option A: 14

 Option B: 66

 Option C: 77

 Option D: 88

 Option E: 99

A: Option A
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Q: Question: A team has to design a flag. The team has two yellow strips of cloth and five green strips of cloth that they must use as is to make the flag. How many different flags can the team design with the materials at hand?

 Option A: 21

 Option B: 121

 Option C: 240

 Option D: 720

 Option E: 1040

A:
Option A
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