It’s 25 to 9 (Official clock system).

20:35

It’s 25 to 9.

Correct answer

21:25

It’s 25 past 9.

Error: mirror minute hand about the vertical axis

20:41

It’s 19 to 9.

Error: read minutes as hours with ‘past’ or ‘to’

20:30

It’s half past 8.

Error: 5 minutes earlier