Probability Test Review

At a community swimming pool there are 2 managers, 8 lifeguards, 3 concession stand clerks, and 2 maintenance people.  If a person is selected at random, find the probability that the person is either a lifeguard or a manager.

• 10/15

• 8/15
• 2/15
• not enough information

Tags

CCSS.HSS.CP.B.7

The Bargain Auto Mall has these cars in stock.  If a car is selected at random, find the probability that it is Foreign and mid-sized.

• 20/300
• 135/300
• 155/300
• 40/300

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?

• 10/12

• 1/2
• 1/3
• 1/6

Determine the likelihood of the following event: 
Drawing a red card from a standard deck of cards

• 1/2
• 13/52
• 1/4
• 4/52

Tags

CCSS.7.SP.C.5

Find the theoretical probability of NOT landing on yellow if you spin the spinner.

• 1/8
• 7/8
• 1
• 7

Tags

CCSS.7.SP.C.7B

What is the probability that a student plays sports given that they do community service?

Tags

CCSS.HSS.CP.A.4

What is the probability that a randomly selected student is not in a club?

Tags

CCSS.8.SP.A.4

What number would go in the YELLOW box?

• 4

• 8

• 21

• 28

Tags

CCSS.8.SP.A.4

What number would go in the PURPLE box?

• 4

• 14

• 21

• 9

Tags

CCSS.HSN.VM.C.6

What number would go in the GREEN box?

• 4

• 14

• 21

• 9

Tags

CCSS.7.RP.A.2C