Compound Probability

A number cube is rolled twice. What is the probability of getting a 6 on the first roll, then a number less than 5 on the second roll?

• 4/6

• 5/36

• 4/36

• 1/36

Tags

CCSS.HSS.CP.A.2

CCSS.HSS.CP.B.8

Lucy has the spinner pictured and spins it twice in a row. What is the probability that she lands on BLUE first and then on YELLOW OR GREEN?

• 1 / 16

• 1 ⁄ 6

• 2/16

• 3 ⁄ 4

Tags

CCSS.HSS.CP.A.1

CCSS.HSS.CP.A.2

CCSS.HSS.CP.B.7

CCSS.HSS.CP.B.8

A fruit basket contains 9 apples, 3 bananas, 7 oranges, 5 pears, and 1 grapefruit. Kyle randomly chooses a fruit, does not replace it, then chooses another. What is the probability that he chose two pears?

• 20/625

• 5/25

• 4/24

• 20/600

Tags

CCSS.HSS.CP.B.8

CCSS.HSS.CP.B.9

A coin and a number cube with the numbers 1 through 6 are tossed. What is the probability of the coin showing tails and the number cube showing the number 3?

• 1/12

• 1/4

• 1/8

• 1/2

Tags

CCSS.HSS.CP.A.1

CCSS.HSS.CP.A.2

CCSS.HSS.CP.B.8

How do you find compound probability?

• Multiply your probabilities
• Add your probabilities
• Divide your probabilities
• Subtract your probabilities

Tags

CCSS.HSS.CP.A.2

CCSS.HSS.CP.B.8

There are 6 black checkers and 4 red checkers in a bag. WHat is the probability of drawing a black checker, replacing it, and drawing another black checker?

• 6/10

• 36/100

• 2/5

• 12/100

Tags

CCSS.HSS.CP.A.2

CCSS.HSS.CP.B.8

The outcome of one event affects the outcome of another event in ______________________.

• independent events

• dependent events

Tags

CCSS.HSS.CP.A.2

CCSS.HSS.CP.A.3

CCSS.HSS.CP.A.4

CCSS.HSS.CP.B.6

The outcome of one event does not affect the outcome of another event in ________________________________.

• independent events

• dependent events

Tags

CCSS.HSS.CP.A.2

CCSS.HSS.CP.A.3

CCSS.HSS.CP.A.4

There are 6 red marbles, 5 green marbles, and 4 yellow marbles in a bag. If Joe picks 2 marbles one after the other without replacement, then what is the probability that both are red in color?

• 2/5

• 1/21

• 4/25

• 30/210

Tags

CCSS.HSS.CP.B.8

CCSS.HSS.CP.B.9

A basket contains 5 purple pencils and 9 brown pencils. If two pencils are picked at random one after the other without replacement, then what is the probability that both the pencils are purple?

• 20/196

• 25/196

• 2/91

• 20/182

Tags

CCSS.HSS.CP.B.8

CCSS.HSS.CP.B.9