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  Number and Math Play

What Time Is It?
 
Q What is the number missing from the following sequence?

By figuring out the relationship of these watch settings to one another, you should be able to determine what time will show up on Watch E.

WATCH A   5:23
WATCH B   8:26
WATCH C   12:30
WATCH D   5:35
WATCH E   ______

 
 
A

The hours move ahead 3, 4, and 5 hours. The minutes move ahead 3, 4, and 5 minutes. The time WATCH E will show is 11:41, 6 hours and 6 minutes beyond 5:35.

STRATEGY: Look for a pattern.


Source: Inspired by a puzzle in Mensa Presents Mighty Brain Teasers, R. Allen & J. Fulton. New York: Barnes and Noble, 1999.