Thread: Ordered Arrangement

Hello everyone!

How can I solve the following?

How many different ordered arrangement can be formed
using the letter P E P P E R?


I know I need to use permutations, but the is there any special rules when the letters repeat?

Thanks!

atwinix

Originally Posted by atwinix

Hello everyone!

How can I solve the following?

How many different ordered arrangement can be formed
using the letter P E P P E R?


I know I need to use permutations, but the is there any special rules when the letters repeat? Mr F says: Yes. It should be in your class notes or textbook.

Thanks!

atwinix

Read http://www.mansw.nsw.edu.au/members/...ol23no4yen.htm (scroll down about half way).

Thanks mr fantastic, that is a great reference

Originally Posted by mr fantastic

Read Reflections Vol20, No3, Aug 95 (scroll down about half way).

Just a little tweak here--

You have 3 P's, 2 E's and 1 R in PEPPER, so the number of arrangements is