Probability quiz

laundry basket has 24 shirts in it. Four are navy, 12 are red, and the remaining are white. What is the probability of randomly selecting a red shirt.

• 24

• 12/24

• 1/2

• 12

laundry basket has 24 shirts in it. Four are navy, 12 are red, and the remaining are white. What is the probability of not selecting a white shirt?

• 16/24

• 8/24

• 3/8

• 2/3

laundry basket has 24 shirts in it. Four are navy, 12 are red, and the remaining are white. What is the probability of selecting a green?

• 24

• 0

• 1/2

• 12

What is the theoretical probability of selecting the name Joey?

• 4

• 1/4

• 1/2

• 1

What is the experimental probability of selecting the name Alex?

• 2/5

• 4/10

• 1/4

• 100%

What if the experiment is repeated 1,000 times, then how many times could you expect to draw Ella's name?

• 200

• .20

• 2

• 2000

At a school assembly four out of the first 10 students were wearing spirit wear. Based on this information, if 500 students were at the assembly, then how many students could be expected to be wearing spirit wear?

• 400

• 40

• 200

• 20

Tags

CCSS.7.RP.A.3

Joey can choose to ride the bus, the subway, or take a taxi to travel to work. Which list shows all the possible outcomes of one day and one method of travel?

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The airport security randomly selected 24 suitcases from in the security line. Of these bags, they screened 7 suitcases. Based on this information, what is the most reasonable prediction for the number of suitcases they will screen in a group of 144? *HINT: use a proportion*

• 29

• 100

• 240

• 42

Tags

CCSS.7.RP.A.3

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