It’s 25 past 6 (Official clock system).

18:25

It’s 25 past 6.

Correct answer

17:35

It’s 25 to 6.

Error: mirror minute hand about the vertical axis

18:17

It’s 17 past 6.

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

18:30

It’s half past 6.

Error: 5 minutes later