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: A student gets 60% in one subject, 80% in the other. To get an overall of 75% how much should get in third subject.

 Option A: 75%

 Option B: 25%

 Option C: 85%

 Option D: 55%

 Option E: 65%

Answer: Option C


Question: Question: A man ran 20 miles in 2 hours 2 minutes. What was the average speed of the man in miles per hour?

 Option A: 9.72 miles / hour

 Option B: 9.73 miles / hour

 Option C: 9.75 miles / hour

 Option D: 9.78 miles / hour

 Option E: 9.79 miles / hour

Answer: Option D


Question: Question: A telephone company needs to create a set of 3-digit area codes. The company is entitled to use only digits 2, 4 and 8, which can be repeated. If the product of the digits in the area code must be even, how many different codes can be created?

 Option A: 20

 Option B: 22

 Option C: 24

 Option D: 27

 Option E: 30

Answer:
Option D