It’s 11 past 9 (Official clock system).

09:11

It’s 11 past 9.

Correct answer

09:12

It’s 12 past 9.

Error: 1 minute later

09:03

It’s 3 past 9.

Error: read minutes starting from hour markings and adding minutes

02:45

It’s a quarter to 3.

Error: confuse hour and minute hands