Home > Just Math
Sum of the page numbers (Posted on 20181105) 

What is the sum of the page numbers of the middle two pages in a book with k pages?

Submitted by Ady TZIDON

No Rating


Solution:

(Hide)

answer: k+1, if k is even,
either k or k+2, if k is odd

Comments: (
You must be logged in to post comments.)


Please log in:
Forums (0)
Newest Problems
Random Problem
FAQ 
About This Site
Site Statistics
New Comments (7)
Unsolved Problems
Top Rated Problems
This month's top
Most Commented On
Chatterbox:
