If it takes 4 identical printing presses exactly 6 hours to print 8,000 newspapers, how long would it take 2 of these presses to print 6,000 newspapers? Choose one:
A) 5 hrs	B) 7 hrs	C) 8 hrs	D) 9 hrs 50 mins	E) 9 hrs
4 presses - 8,000 newspapers - 6 hours ;   2 presses - 4,000 newspapers - 6 hours ; (360 mins)   2 presses - 6,000 newspapers - 360/4000*6000 = 540 mins = 9 hrs   Answer : 9 hrs
<result>E</result>
If it takes 4 identical printing presses exactly 6 hours to print 8,000 newspapers, how long would it take 2 of these presses to print 6,000 newspapers?