Home > Numbers
Permuted average (Posted on 2020-09-01) |
|
For each permutation a1, a2, . . . , a10
of the integers 1,2,3,...,10, form the sum
|a1 - a2| + |a3 - a4| + |a5 - a6| + |a7 - a8| + |a9 - a10|.
Find the average value of all such sums.
Comments: (
You must be logged in to post comments.)
|
|
Please log in:
Forums (1)
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:
|