Question

A lady has 8 house in plants in how many ways can she arrange 6 of them on a line on a window sill?

Answer 1

`20160`

Explanation:

We can use the process of permutation without repetition for this question

`8`!`=` `8*7*6*5*4*3=20160`

`:.` the lady can arrange her plants in `20160` different ways