Question

Reginald wants to buy a new collar for each of his 3 cats. The collars come in a choice of 6 different colors. How many selections of collarsfor each of the 3 cats are possible if color repetitions are allowed

Answer 1

We will have the following:

Assuming that color repetitions can be made, then total number of selections for collars for the 3 cats will be:

`6\ast6\ast6=216`

So, there will be a total of 216 possible permutations of choices.