It’s 10 to 1 (Official clock system).

12:50

It’s 10 to 1.

Correct answer

13:10

It’s 10 past 1.

Error: mirror minute hand about the vertical axis

12:38

It’s 22 to 1.

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

22:12

It’s 12 past 10.

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