Sandy Wood
Brain Game: September Morn
by Sandy Wood - December 3, 2008 - 7:30 AM

SOLUTION:

Six times. After 07/08/09, it will occur on 08/09/10, 09/10/11, 10/11/12, 11/12/13, and 12/13/14. Since there’s no 13th month, we won’t see it again until 01/02/03 – that’s the year 2103.

Click here to get a Risk-Free issue of mental_floss magazine