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: How long does a train 110 m long running at the speed of 72 km/hr takes to cross a bridge 132 m length?

 Option A: 12.5

 Option B: 12.1

 Option C: 12.9

 Option D: 12.7

 Option E: 12.2

A: Option B
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Q: Question: There are different 10 circles. What is the number of the greatest possible points with which the circles intersect?

 Option A: 90

 Option B: 100

 Option C: 110

 Option D: 180

 Option E: 200

A:
Option A
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