It’s 6 past 4 (Alternative clock system).

16:06

It’s 6 past 4.

Correct answer

16:07

It’s 7 past 4.

Error: 1 minute later

16:02

It’s 2 past 4.

Error: read minutes starting from hour markings and adding minutes

13:20

It’s 20 past 1.

Error: confuse hour and minute hands