The following four times: 3:00, 6:00, 12:55 and 4:07
are the only times on a clock with this common property.

Name this property.

Credit due to Sandy Weisz of Chicago.

The specific values and wording of "times on a clock" makes me think of the way those times are displayed on an analog clock face. The first two are obviously 90- and 180-degree angles. The other two angles are tougher to figure out, maybe it's a red herring.

Posted by DJ on 2015-05-28 09:47:42