Respuesta :

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.