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 is faster than B. A and B each walk 24 km. The sum of their speeds is 7 km/hr and the sum of times taken by them is 14 hours. Then, A's speed is equal to?

 Option A: 2 km/hr

 Option B: 3 km/hr

 Option C: 4 km/hr

 Option D: 7 km/hr

 Option E: 8 km/hr

Output: Option B


Input: Consider Input: Question: Katie owned ten times as many cats as she did dogs. If she adopted 4 more dogs, the ratio of cats to dogs would be 1 to 1. How many dogs and cats does Katie have total after adopting the 4 more dogs.

 Option A: There is not enough information to solve the problem.

 Option B: 10

 Option C: 33

 Option D: 99

 Option E: None of the Above


Output: Option E