1 2 3 4 6 8 12 Hour Day Week on Sunday Monday Tuesday Wednesday Thursday Friday Saturday at 0 minutes past the hour 5 minutes past the hour 10 minutes past the hour 15 minutes past the hour 20 minutes past the hour 25 minutes past the hour 30 minutes past the hour 35 minutes past the hour 40 minutes past the hour 45 minutes past the hour 50 minutes past the hour 55 minutes past the hour 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 : 00 05 10 15 20 25 30 35 40 45 50 55