perplexus.info :: Numbers : Related numbers

Home > Numbers

Related numbers (Posted on 2005-01-05)

Find the pattern in each line of three numbers. What goes in the blank?

1 2 9
3 4 20
5 6 12
17 12 _

See The Solution Submitted by Tristan

Rating: 3.2000 (5 votes)

Comments: ( Back to comment list | You must be logged in to post comments.)

comment

| Comment 5 of 11 |

Once again there is a series, relatively small, and so far there are two plausible but different answers.   There are probably more.  Could Tristan perhaps give us a few more triplets?

For example, will it be:
7   8   25   or
7   8   -0.75         hmmm???

Posted by Larry on 2005-01-06 21:50:04

Please log in:

Login:
Password:
Remember me:

Sign up! \| Forgot password

Search:

Search body:

Forums (1)
Newest Problems
Random Problem
FAQ | About This Site
Site Statistics
New Comments (6)
Unsolved Problems
Top Rated Problems
This month's top
Most Commented On

Chatterbox:


perplexus dot info