It’s 20 to 2 (Official clock system).

01:40

It’s 20 to 2.

Correct answer

02:20

It’s 20 past 2.

Error: mirror minute hand about the vertical axis

01:52

It’s 8 to 2.

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

08:01

It’s 1 past 8.

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