It’s 27 to 9 (Alternative clock system).

08:33

It’s 27 to 9.

Correct answer

08:34

It’s 26 to 9.

Error: 1 minute later

07:51

It’s 9 to 8.

Error: read minutes starting from hour markings and adding minutes

07:40

It’s 20 to 8.

Error: confuse hour and minute hands