Question: 4)How many permutations could we have from the letters making up the word machine? 5)A product code is a string of 2 characters and 2

4)How many permutations could we have from the letters making up the word "machine"?

5)A product code is a string of 2 characters and 2 digits or 1 character and 3 digits. What would be the total number of product codes if only the digits from 1 to 4 are used?

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