|
|
Daily
Brain Teaser / Puzzle
April 27, 2009
Previous
Days Teaser -- Want More? --Next
A grandfather clock chimes the appropriate number of times to indicate the hour, as well as chiming once at each quarter hour. If you were in another room and heard the clock chime just once, what would be the longest period of time you would have to wait in order to be certain of the correct time?
VIEW
SOLUTION BELOW
THE
SOLUTION
You would have to wait 90 minutes between 12:15 and 1:45. Once you had heard seven single chimes, you would know that the next chime would be two chimes for 2 o clock.
|
