It’s 25 past 10 (Official clock system).

10:25

It’s 25 past 10.

Correct answer

09:35

It’s 25 to 10.

Error: mirror minute hand about the vertical axis

10:05

It’s 5 past 10.

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

10:30

It’s half past 10.

Error: 5 minutes later