1/4 mins = 15seconds.
10 pages 15 seconds.
20 pages 30 seconds.
30 pages 45 seconds.
40 pages 60 seconds,
60 seconds = 1 minuet.
60 minuets = 1 hour.
40 * 60 = 2,400
It can print 2,400 pages per hour.
6.4m questions
8.4m answers