Как по английски написать:: 3 часа 30 минут,

ровно 12 ч, 6 ч 15 мин, 9 ч 20 минут, 20:45,11 ч 50 минут, 2 ч 25 мин, 17:30,13 ч 45 мин.

3:30 - it's half past three

12.00 - it's twelve o'clock

6:15 - it's quarter past six

9:20 - it's twenty past nine

20:45 - it's quarter to nine

11:50 - it's ten to twelve

2:25 - it's twenty-give past two

17:30 - it's half past five

13:45 - it's quarter to two