Как по будет время 17: 00, 15: 40, 18: 15,23: 40,20: 05,12: 50

1) 17:00 - five in the evening
2) 15:40 - twenty four
3) 18:15 - fifteen minutes of the seventh evening
4) 23:40 - twenty-twelve nights

17:00 - five o’сlock
15:40 - it’s twenty to four
18:15 - is quarter past six
23:40 - it’s twenty to zero
20:05 - it’s 5 past eight
12:50 - it’s ten to one