Combinations Permutation

You have selected 8 books this summer and want to read 6 of them, one at a time. In how many ways can you read the books (the books are not in a series).

Write your answer as a number. Ex: 5040

You are watching a horse race with 8 horses. How many ways can you pick the first, second, and third place?

Write your answer as a number. Ex: 5040

Determine permutation or combination, then answer the question.

For your research paper, you find seven articles related to your topic. In how many ways can you select 5 articles to read?

Write your answer as a number. Ex: 5040

Determine whether the question would be a permutation or combination: Twenty students are running for 3 different positions on student council. In how many ways can the 3 positions be filled?

• Permutation

• Combination

Determine permutation or combination, then answer the question. You are ordering a 2-topping pizza and can select the toppings from eight options. In how many different ways are there to order the pizza?

Write your answer as a number. Ex: 5040

In how many ways can you arrange 3 of the letters in the word TULIP?

Write your answer as a number. Ex: 5040

Rob and Mary are planning trips to 9 countries this year.  There are 13 countries they would like to visit.  They are deciding which countries to skip.

• combination

• permutation

• neither

There are 14 candy bars for sale. How many ways can Andy choose five of them?

• 240240

• 2002

• 87178291200

• 70

Eva has eight glasses of water.  In how many different orders can the glasses of water be arranged?

• 8

• 64

• 8!

• 56

How would you solve?
A book club offers a choice of 8 books from a list of 40.  In how many ways can a member make a collection?

• Permutation

• Combination

• Factorial

• MPC