Combination and Permutation

Find the number of words, with or without meaning, that can be formed with the letters of the word ‘CHAIR’.

• 5

• 3125

• 120

• 25

Tags

CCSS.HSS.CP.B.9

Permutation, combination, or neither?
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

Tags

CCSS.HSS.CP.B.9

An election of a working group wants to select three students from a group of six candidates. In how many ways can this be done?

• 6!

• 120

• 20

• 3!

Tags

CCSS.HSS.CP.B.9

How would you solve?

A reading club offers a choice of 8 books from a list of 40 books. In how many ways can a member make a collection?

• Permutation

• Combination

• Factorial

Tags

CCSS.HSS.CP.B.9

How would you solve?

From the 20 DVD's you purchased this past year, you plan to take five with you on vacation. How many different sets of five DVD's can you take?

• Permutation

• Combination

• Factorial

Tags

CCSS.HSS.CP.B.9

The Volley ball club with ten members is to choose three officers for captain, co-captain and secretary. How many ways can those offices be filled?

• 720

• 120

• 10!

Tags

CCSS.HSS.CP.B.9

Picking a team of 3 people from a group of 10 people.

• Combination

• Permutation

Tags

CCSS.HSS.CP.B.9

Picking a President, Vice-President and Treasurer from a group of 10.

• Combination

• Permutation

Tags

CCSS.HSS.CP.B.9

Choosing 3 desserts from a menu with 10 desserts.

• Combination

• Permutation

Tags

CCSS.HSS.CP.B.9

Let’s say we have 8 people:

1: Ann

2: Jimmy

3: Carson

4: Jason

5: Katrina

6: Kenneth

7: Ernest

8: Cherry

How many ways can we award a 1st, 2nd and 3rd place prize among 8 contestants? (Gold / Silver / Bronze)

• 56

• 336

• 3/8

• 1/512

Tags

CCSS.HSS.CP.B.9