perplexus.info :: Just Math : Focusing Upon Couscous

Focusing Upon Couscous (Posted on 2008-11-10)

In the following statements, each of the capital letters in bold represent a different decimal digit from 1 to 9.

COUSCOUS is an 8-digit positive integer none of whose digits is composite and it is divisible without remainder by each of the primes CU, S, F, CFU and UF but not by the prime number CC.

What is the number represented by FOCUS?

Submitted by K Sengupta

Rating: 5.0000 (1 votes)

Solution: (Hide)

The required number represented by FOCUS is 32175.

EXPLANATION:

Refer to the solution submitted by rod hines in this location.

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

Subject	Author	Date
Solution	Dej Mar	2008-11-10 21:32:28
A logical solution	rod hines	2008-11-10 18:59:52
computer solution	Charlie	2008-11-10 17:53:18

Please log in:

Login:
Password:
Remember me:

Sign up! \| Forgot password

Search:

Search body:

Forums (0)
Newest Problems
Random Problem
FAQ | About This Site
Site Statistics
New Comments (3)
Unsolved Problems
Top Rated Problems
This month's top
Most Commented On

Chatterbox:


perplexus dot info