Скажите как писать по время 6: 30, 8: 45,20: 15,23: 55,17: 25,10: 35,12: 50,11: 10.

it is half past 6 p.m. /it is quarter to 9 p.m. /it is 15 past  9 a.m./it is 5 minutes to 12 p.m./it is  25 minutes past 5 p.m./ It is  25 minutes to 11 a.m./it is 10 minutes to 1 p.m./ it is 10 minutes past 11  a/m. .