top button
Flag Notify
    Connect to us
      Facebook Login
      Site Registration Why to Join

    Get Free Puzzle Updates

Facebook Login
Site Registration

Is it possible to write integers from 1 to 10 in some order such that any two adjacent number add up to a prime number ?

0 votes
43 views

Is it possible to write all integer from 1 to 10 in a row in some order such that any two adjacent number add up to a prime number ?

posted Jan 18 by anonymous

Share this puzzle
Facebook Share Button Twitter Share Button Google+ Share Button LinkedIn Share Button Multiple Social Share Button

1 Answer

0 votes

1, 2, 3, 4, 7, 6, 5, 8, 9, 10
1 + 2 = 3
2 + 3 = 5
3 + 4 = 7
4 + 7 = 11
7 + 6 = 13
6 + 5 = 11
5 + 8 = 13
8 + 9 = 17
9 + 10 = 19.

answer Jan 18 by Tejas Naik



Similar Puzzles
+1 vote

Is it possible to write down 1,2,3..100 in some order (one after an other), such that the sum of any two adjacent numbers is a prime number?

0 votes

First 17 positive integers (1..17) are rearranged into a sequence such that the sum of any two adjacent terms is a perfect square.
What is the sum of the first and last terms of this sequence?

0 votes

Given below is a figure. You have to fill in the numbers from 1 up to 16 in such a way that you get 29 when you add the numbers in each row.

enter image description here

Contact Us
+91 9880187415
sales@queryhome.net
support@queryhome.net
#280, 3rd floor, 5th Main
6th Sector, HSR Layout
Bangalore-560102
Karnataka INDIA.
QUERY HOME
...