Question

как по английски будет 10:15,1:45,4:00,6:15,8:20
например 8:30-it is half past eight

Answer 1

It's a quartet past ten in the morning.
It's a quartet to two at night.
It's 4 o'clock at night.
It's a quartet past six in the morning.
It's twenty (minutes) past eight in the morning.

Answer 2

10:15 it is a quarter past 10
1:45 it is a quarter to 2
4:00 4 o'clock
6:15 it is quarter past 6
8:20 it is 20 past 8