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: If it takes 4 identical printing presses exactly 4 hours to print 8,000 newspapers, how long would it take 2 of these presses to print 6,000 newspapers?

 Option A: 6 hours

 Option B: 8 hours

 Option C: 7 hours

 Option D: 5 hours

 Option E: 9 hours

A: Option A
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Q: Question: An inspector rejects 15% of the meters as defective. How many will he examine to reject 15?

 Option A: A

 Option B: B

 Option C: C

 Option D: D

 Option E: E

A: Option A
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Q: Question: A train 360 m long runs with a speed of 45 km/hr. What time will it take to pass a platform of 150 m long?

 Option A: 38 sec

 Option B: 35 sec

 Option C: 44 sec

 Option D: 40.8 sec

 Option E: none of these

A:
Option D
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