The legendary BrainBashers calendar has had a small problem.
Here is a listing showing the number of days in each month:
January 73
February 83
March 51
April 52
May 31
June 42
July 41
August 63
September ==?==
Using the same rules, how many days are in September?
Puzzle Copyright © Kevin Stone
Answer: www.brainbashers.com/puzzle/zjsa