It’s 10 to 8 (Alternative clock system).

19:50

It’s 10 to 8.

Correct answer

20:10

It’s 10 past 8.

Error: mirror minute hand about the vertical axis

19:38

It’s 22 to 8.

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

22:41

It’s 19 to 11.

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