Probability Review

What is the probability of spinning green?

• 0
• 1/4
• 1/2
• 3/4

Tags

CCSS.7.SP.C.5

A bag contains 30 pieces of candy. There are 15 grape, 7 cherry, 3 lemon, 5 strawberry. What is the probability of drawing a lemon?

• 3
• 1/10
• 3/10
• 30%

Tags

CCSS.7.SP.C.5

A bag contains 5 quarters, 2 dimes, and 4 pennies. What is the probability of picking a quarter?

• 5/11
• 5/6
• 1/3
• 5

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

How many outcomes? You can choose from 3 different meats and 3 different cheeses.

• 9
• 3
• 6
• 24

How many outcomes? You can choose from 4 different ice cream flavors and 2 toppings. 

• 12
• 8
• 4
• 6

Tags

CCSS.3.OA.A.1

CCSS.3.OA.A.3

CCSS.3.OA.B.5

CCSS.3.OA.C.7

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.7.SP.C.5

CCSS.7.SP.C.8

Gregg has 12 cards. Half are black, and half are red. He picks two cards out of the deck without replacement. What is the probability that both cards are red?

• 1/6

• 5/22

• 1/2

• 1/144

Tags

CCSS.HSS.CP.B.8

CCSS.HSS.CP.B.9

A jar contains 2 green marbles, 4 blue marbles, 3 yellow marbles, and 2 black marbles. A marble is chosen at random from the jar and replaced. Then a second marble is chosen at random. Find the probability of the first marble being green and the second marble being yellow. 

• 4/121
• 8/121
• 3/121
• 6/121

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

CCSS.7.SP.C.8

P(2 then 5) = 
*Hint: This is a compound event! To find the probability of a compound event, MULTIPLY the probability of each simple event.

• 1/6
• 1/12
• 1/36
• 1/3

Find the probability of selecting a black checker from a bag of 6 black and 4 red checkers, replacing it and selecting another black. 

• 9/25
• 1/4
• 2/23
• 3/41