A car dealer has to put 4 cars in the showroom. How many different ways can she arrange the cars in the showroom if there are 12 cars from which to chose?

Question

this is a word problem question having to do with probobilty .

Answer 1

Since you used the word ARRANGE, this implies significance of order, and thus the answer is a permutation, not merely a combination.

 

₁₂P₄ is the answer; I let you compute it.

 

Editorial comment:   from which to choose. Notwithstanding that word, the correct approach is a permutation.