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

10:08

It’s 8 past 10.

Correct answer

10:09

It’s 9 past 10.

Error: 1 minute later

10:04

It’s 4 past 10.

Error: read minutes starting from hour markings and adding minutes

02:50

It’s 10 to 3.

Error: confuse hour and minute hands