It’s 25 to 7 (Official clock system).

06:35

It’s 25 to 7.

Correct answer

07:25

It’s 25 past 7.

Error: mirror minute hand about the vertical axis

06:53

It’s 7 to 7.

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

06:30

It’s half past 6.

Error: 5 minutes earlier