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 student missed 6% of the questions on a test. If the student missed 12 questions, how many questions were on the test?

 Option A: 100

 Option B: 150

 Option C: 200

 Option D: 250

 Option E: 300
[A]: Option C


[Q]: Question: A and B together can do a work in 3 days. If A alone can do it in 12 days. In how many days can B alone do it?

 Option A: 4

 Option B: 6

 Option C: 8

 Option D: 10

 Option E: 25
[A]: Option A


[Q]: Question: . A car covers a distance of 810 km in 5 hours. Find its speed?

 Option A: 104

 Option B: 55

 Option C: 162

 Option D: 174

 Option E: 2761
[A]:
Option C