Counting & Probability

How many arrangements of answers are possible for a true/false test with 10 questions?

• 1024
• 100
• 20
• 10

Tags

CCSS.HSS.CP.B.9

Mrs. Taege has 10 shirts, 8 skirts and 40 pairs of TOMS.  How many different shirt, skirt, and TOMS combinations can she wear?

• 58
• 120
• 3200
• 40

Tags

CCSS.HSS.CP.B.9

In how many different ways can first, second, and third prize winners be chosen in a random drawing if 50 people entered a contest?

• 50
• 19600
• 117600
• 150

Tags

CCSS.HSS.CP.B.9

Companies whose stocks are listed on the NASDAQ stock exchange have their company name represented by either 2 or 3 letters (repetition is allowed).  What is the maximum number of companies that can be listed on the NASDAQ?

• 308915776
• 11881376
• 2541932937193
• 18252

In company there are 7 executives: 4 women and 3 men. Three are selected to attend a management seminar. Find P(all 3 are women)

• .8887
• .9612
• .0074
• .1143

Tags

CCSS.HSS.CP.B.9

In company there are 7 executives: 4 women and 3 men. Three are selected to attend a management seminar. Find P(all 3 are men)

• .0973
• .0224
• .0286
• .6009

Tags

CCSS.HSS.CP.B.9

In company there are 7 executives: 4 women and 3 men. Three are selected to attend a management seminar. Find P(2 men and 1 woman)

• .3429
• .2248
• .1988
• .4021

Tags

CCSS.HSS.CP.B.9

In company there are 7 executives: 4 women and 3 men. Three are selected to attend a management seminar. Find P(1 man and 2 women)

• .3429
• .5239
• .5143
• .4021

Tags

CCSS.HSS.CP.B.9

A package contains 12 resistors, 3 of which are defective. If 4 are selected randomly, find P(0 defective resistors)

• .279
• .219
• .287
• .255

Tags

CCSS.HSS.CP.B.9

A package contains 12 resistors, 3 of which are defective. If 4 are selected randomly, find P(1 defective resistor)

• .613
• .509
• .491
• .605

Tags

CCSS.HSS.CP.B.9