There are 8 movies that you would like to see currently showing in theatres. In how many different ways can you choose a movie t

Question

3 years ago

6

o see this Saturday and one to see this Sunday?

1 answer:

Mashcka [7] · Answer 1 · 2022-01-05T13:32:27+03:00

Answer:

56

Step-by-step explanation:

Assumption: You don't watch the same movie twice

I will explain in 2 ways

METHOD 1: Multiplication Rule

On Saturday, you have 8 choices. On Sunday, you have 7 choices because u have already watched 1 movie on Saturday

8×7 = 56

METHOD 2: Permutation

Since 'order' is important, i.e. watching movie A on Saturday & B on Sunday is different from watching B on Saturday & A on Sunday, so it's

8P2 = 56