[Opti]

Originally posted by el pres@Jul 9 2003, 03:44 AM
http://www.mensa.org/workout.html

What about this from the mensa site.

26

this one got me

7. Each number shown below follows a certain rule. Figure out the rule and fill in the missing number.
January 20
April 10
May 5
November 15
July ?


choices: 5 10 15 20 25