Permutations, Combinations, Counting Prinicple

Question 1

How many ways can you make a poster if you choose 1 of 4 poster boards, and 1 of 8 markers?

Accepted Answer

32

Question 2

Order matters in which of the following arrangements of items?

Accepted Answer

Permutations

Question 3

How many ways can you rotate the 4 tires on a car? Combination/Permutation/Neither?

Accepted Answer

Permutation

Question 4

A salad bar has 8 different things. How many ways could you choose 4 toppings?

Accepted Answer

70

Question 5

20 People are in a spelling bee. How many ways can 1st and 2nd places be awarded?

Accepted Answer

380

Question 6

15 people are in your PE class and you are to select 4 of them for your team. How many ways?

Accepted Answer

1365

Question 7

Possible security code combinations on an alarm system? Combination/Permutation/Neither

Accepted Answer

Permutation

Question 8

Some license plates have 4 digits using 0-9 with repeat. How many ways are possible?

Accepted Answer

10000

Questions 8