Question

Annie has bag with tiles numbered 1 through 7 in it . In how many orders can she pull 3 tiles out of the bag ?

———orders

Answer 1

210 ways

Explanation:

7×6×5

= 210

Answer 2

210 different ways

Explanation:

They are 7 different tiles that can go in the first position.

Pull out a tile

Now we only have 6 tiles left

We have 6 tiles for the second position

Pull out a tile

We have 5 tiles left for the 3rd position

7*6*5

210