Probability

A spinner is spun twice. What is the probability of spinning green both times?

• 1/16

• 1/4

• 1/2

• 1/8

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

CCSS.7.SP.C.8

The letters that form the word ALGEBRA are placed in a bowl. What is the probability of choosing a letter other than “A”?

• 2/7

• 5/49

• 5/7

• 10/49

Tags

CCSS.7.SP.C.5

A box contains 5 purple marbles, 3 green marbles and 2 orange marbles. Marbles are taken one at a time without replacement. P(both marbles are purple)

• 2/9

• 1/3

• 1/2

• 1/4

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

CCSS.7.SP.C.8

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

Based on the chart, what is the experimental probability of pulling a green marble?

• 1/8

• 8/25

• 8/100

• 7/8

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.6

CCSS.7.SP.C.7

A set of all possible outcomes is known as - 

• a list
• a complement
• a sample space
• an event

Tags

CCSS.HSS.CP.A.1

If 33% of the students at Warren Middle School have a pet, then what is the probability of the students who do not have a pet?

• 33%

• 77%

• 67%

• 50%

Tags

CCSS.7.SP.C.5

A jar contains 2 pink, 6 red, and 4 blue marbles. If you pick one marble without looking, what is the probability that the marble you pick will be red or blue?

• 5/6
• 1/2
• 1/3
• 1/6

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

What is the probability of getting an odd number on the first roll and less than 3 on the second roll?

• 1/6

• 2/6

• 3/5

• 3/6

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.8

Jillian rolled a number cube 360 times. About how many times do you expect her to roll a 2?

• 20 
• 180
• 60 
• 120

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.6

CCSS.7.SP.C.7