Как правильно по написать время 7 45.12 30.16 15. 19 45. 8 45. 3 15.4 30. 2 30.6 45. 22 15.24 00.

A quarter to 8, half past 12, quarter past 4, quarter to 8 , quarter to 9, quarter past 3, half past 4, half past 2, quarter to 7, quarter past 10, 12 oclock