An amusement park has 20 rides. Ethan has enough time to ride 3 rides before the park closes. How many different ways could Ethan pick to ride the 3 rides?

Question

asked May 19, 2021 14.0k views

1 Answer

MTv · Answer 1 · 2021-05-26T02:30:44+0000

Answer

20*19*18 = 6840

UNLESS...............

he is allowed to ride the same ride again , over and over....

then it is 20 x 20 x 20 = 8000