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: A shirt goes on sale for 80% of its original price. One week later, the sale price is marked down 20%. The final price is what percent of the original price?

 Option A: 72%

 Option B: 70%

 Option C: 52%

 Option D: 64%

 Option E: 28%

A: Option D
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Q: Question: 3 buffaloes eat as much as 4 cows or 2 oxen. At a farm there are 15 buffaloes, 8 oxen and 24 cows. The fodder for these cattle is available for 24days. If 8 more cows & 9 more buffaloes are brought in, how long will the fodder last?

 Option A: 8

 Option B: 10

 Option C: 12

 Option D: 18

 Option E: 20

A: Option D
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Q: Question: Three candidates contested in an election and received 6136, 7636, 11628 votes respectively. What is the percentage of the total votes did the winning candidate get?

 Option A: 46%

 Option B: 49%

 Option C: 57%

 Option D: 51%

 Option E: 62%

A:
Option A
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