Week 2_Google Quiz (Permutations and Combinations)

In ________________, order matters.

• Permutation

• Combination

In ________________, order does not matter.

• Permutation

• Combination

₂₀P₂

• 20
• 380
• 6840
• 116280

Tags

CCSS.HSS.CP.B.9

7!

• 4050
• 5400
• 5040
• 4500

What is the formula for Combinations?

• ^n!∕_(n-r)! r!
• ^n!∕_(n-r)!
• ^r!∕_{(r-n)! n!}
• n!

Tags

CCSS.HSS.CP.B.9

What is the formula for Permutations?

• n!
• ^n!∕_(n-r)!
• ^n!∕_(n-r)! r!
• ^r!∕_{(r-n)! n!}

Tags

CCSS.HSS.CP.B.9

₇P₂

• 0
• 7
• 42
• 210

Tags

CCSS.HSS.CP.B.9

₁₂C₃

• 0
• 1
• 220
• 1140

Tags

CCSS.HSA.APR.C.5

CCSS.HSS.CP.B.9

Homecoming has 7 candidates for King. How many ways can a King and a First Runner-up be chosen to form the Festival Court?

• 23
• 840
• 42
• 3,628,800

Tags

CCSS.HSS.CP.B.9

Student council has 24 members.  In how many different ways can a president, vice-president, treasurer, historian, and secretary be selected?  

• 5,100,480
• 0
• 42,504
• 5.17 x 10²¹

Tags

CCSS.HSS.CP.B.9