It’s 6 to 7 (Official clock system).

06:54

It’s 6 to 7.

Correct answer

06:55

It’s 5 to 7.

Error: 1 minute later

05:50

It’s 10 to 6.

Error: read minutes starting from hour markings and adding minutes

11:30

It’s half past 11.

Error: confuse hour and minute hands