It’s 21 past 2 (Official clock system).

02:21

It’s 21 past 2.

Correct answer

02:22

It’s 22 past 2.

Error: 1 minute later

02:05

It’s 5 past 2.

Error: read minutes starting from hour markings and adding minutes

04:10

It’s 10 past 4.

Error: confuse hour and minute hands