perplexus.info :: Numbers : 55th in the list

Home > Numbers

55th in the list (Posted on 2010-10-28)

List all the numbers below 2010 having all the following features:

1. n-1 is a multiple of 3.

2. n^2-1 is a multiple of 8.

3. n^3-1 is a multiple of 10.

If you arrange this list in an ascending order, what number will be in the 55th place?

No Solution Yet Submitted by Ady TZIDON

No Rating

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

No Subject

| Comment 6 of 7 |

Basically, all posted answers are correct.

I SHOULD HAVE ADDED '"POSITIVE" TO AVOID AMBIGUITY

Posted by Ady TZIDON on 2010-10-30 14:32:19

Please log in:

Forums (0)
Newest Problems
Random Problem
FAQ | About This Site
Site Statistics
New Comments (0)
Unsolved Problems
Top Rated Problems
This month's top
Most Commented On

Chatterbox:


perplexus dot info