mistake

295

If you left at 7:05, it would have looked like 4:55 in the mirror. Twenty minutes later, 7:25 would be two and a half hours after 4:55.

or -65

If you left at 1:05, it would have looked like 10:55 in the mirror. Twenty minutes later, 1:25 would be two and a half hours after 10:55.

The clock face is set at 5:30 am. The time would have been closer to 9.06 a.m. and I am sure it is not light at that time (5:30) in Netherlands winters.