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.
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Question: Question: The ratio of a to b to c is 2 to 3 to 4, and a, b, c are positive integers. If the average (arithmetic mean) of the three numbers is 36, what is the value of a?

 Option A: 21

 Option B: 24

 Option C: 25

 Option D: 27

 Option E: 30

Answer: Option B


Question: Question: a, b, c and d are four consecutive numbers. If the sum of a and dis 113, what is the product of b and c?

 Option A: 2652

 Option B: 2578

 Option C: 2534

 Option D: 3192

 Option E: 4234

Answer: Option D


Question: Question: Two dice are thrown simultaneously. What is the probability of getting two numbers whose product is even?

 Option A: 1/2

 Option B: 3/8

 Option C: 3/4

 Option D: 5/16

 Option E: 9/16

Answer:
Option C