About rational results of 821
79:25 55:41 18:06 19:15 11:33 10:07 11:06 05:17 04:42 03:35 02:58 04:52 04:09 04:03 20:30 07:10 52:25 05:10 04:27 05:20 03:59 06:56 05:49 05:31 05:21 05:02 05:46 05:59 05:22 04:20 04:38 04:15 06:40 80:04 42:58 14:03 13:00 12:17 14:06 13:50 10:04 06:01 05:28 06:24 04:53 06:35