Problems on Permutation – How to answer perfectly?

You can answer Problems on Permutation perfectly if you solve the Problems on Permutation step by step. Follow these steps while solving Problems on Permutation.

1. Read carefully the Problems on Permutation
2. Identify which items are to be arranged. This will give you value of n.
3. Identify how many groups these items are to be arranged into. This will be value of r.
4. Check whether the order of arrangement is significant. If it is significant then it is one of the Problems on Permutation.
5. Check indistinguishable objects
6. Solve math Permutation Problem using Permutation Formula.

Example

For example click on Formula of Permutation – how to solve correctly?

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