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**mukesh****Member**- Registered: 2010-07-18
- Posts: 30

find the number of arrangements by the letters of the word 'INTERMEDIATE' so that order of vowels do not change.

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**bobbym****Administrator**- From: Bumpkinland
- Registered: 2009-04-12
- Posts: 85,315

Hi mukesh;

The vowels are considered to be all alike. There are also 2 T's .Now it is a standard "MISSISSIPPI" problem.

**In mathematics, you don't understand things. You just get used to them.Of course that result can be rigorously obtained, but who cares?Combinatorics is Algebra and Algebra is Combinatorics.**

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**mukesh****Member**- Registered: 2010-07-18
- Posts: 30

sir plse describe it ,i didnt understand

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**mukesh****Member**- Registered: 2010-07-18
- Posts: 30

sir its a good news i have solved the questions related to 5 prizes,sir its answer will be 10*9*10*9*10=81000

Sir m i right,

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**bobbym****Administrator**- From: Bumpkinland
- Registered: 2009-04-12
- Posts: 85,315

Hi;

You are switching problems in the middle of solving one.

mukesh wrote:

sir its a good news i have solved the questions related to 5 prizes,sir its answer will be 10*9*10*9*10=81000

Sir m i right,

We are working on this problem. So please go back here and we will work on it there.

**In mathematics, you don't understand things. You just get used to them.Of course that result can be rigorously obtained, but who cares?Combinatorics is Algebra and Algebra is Combinatorics.**

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