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.

Input: Consider Input: Question: If x persons take y days to complete z similar jobs, how long does it take y persons to complete 1 such job?

 Option A: z

 Option B: x

 Option C: x/y

 Option D: z/x

 Option E: x/z

Output: Option E


Input: Consider Input: Question: A man has $480 in the denominations of one-Dollar, five-Dollar notes and ten-Dollar. The number of Dollars of each denomination is equal. What is the total number of Dollar that he has ?

 Option A: 50

 Option B: 60

 Option C: 90

 Option D: 48

 Option E: 67

Output: Option C


Input: Consider Input: Question: If the mode of Set Q is equal to the median of Set Q, Set Q could be

 Option A: [0, 1, 2, 2, 3, 4, 5, 6]

 Option B: [2, 2, 5, 7, 9]

 Option C: [x, x+1, x+2, x+2, x+3, x+3]

 Option D: [10, 102, 105, 105]

 Option E: [4, 7, 10, 11, 25/2, 13, 13, 17, 29, 51, 51, 51]

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
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Output: Option C


