Dialogue: M: That's my alarm. I have an appointment back at the hotel at eleven o'clock. W: Is it eleven already? M: No, no. Actually, it's 10:30. I set my watch half an hour fast. W: You're never late, are you? M: Never. I can't be! Question: What's the time now? - 10:30. - 11:00. - 11:30.
The answer to this question is:
10:30.