It’s 20 past 7 (Alternative clock system).

19:20

It’s 20 past 7.

Correct answer

18:40

It’s 20 to 7.

Error: mirror minute hand about the vertical axis

19:16

It’s 16 past 7.

Error: read minutes as hours with ‘past’ or ‘to’

16:41

It’s 19 to 5.

Error: confuse hour and minute hands and read as hours with ‘past’ or ‘to’