Basic Probability Quiz

What is the probability of rolling a 3 on a fair six-sided die?

• 1/4

• 1/6

• 1/3

• 1/2

Tags

CCSS.7.SP.C.7A

If a bag contains 5 red marbles, 3 blue marbles, and 2 green marbles, what is the probability of randomly selecting a red marble?

• 4/10 or 0.4

• 2/10 or 0.2

• 3/10 or 0.3

• 5/10 or 1/2 or 0.5

Tags

CCSS.7.SP.C.7B

In a standard deck of 52 playing cards, what is the probability of drawing a heart?

• 1/2

• 1/4

• 1/52

• 1/13

Tags

CCSS.7.SP.C.7B

If a spinner is divided into 8 equal sections, with 2 sections colored red, 3 sections colored blue, and 3 sections colored green, what is the probability of the spinner landing on red?

• 2/5

• 1/8

• 1/3

• 1/4

Tags

CCSS.7.SP.C.7B

If there are 20 students in a class, and 5 of them are left-handed, what is the probability of randomly selecting a left-handed student?

• 0.50

• 1.0

• 0.75

• 0.25

Tags

CCSS.7.SP.C.7B

A jar contains 10 red candies, 5 blue candies, and 3 green candies. What is the probability of picking a blue candy at random?

• 10/18

• 1/18

• 3/18

• 5/18

Tags

CCSS.7.SP.C.7B

If a coin is flipped, what is the probability of it landing on heads?

• 0.2

• 0.5

• 0.8

• 1.0

Tags

CCSS.7.SP.C.5

In a bag of 30 marbles, 10 are black, 15 are white, and 5 are yellow. What is the probability of picking a yellow marble?

• 0.4

• 0.1667

• 0.25

• 0.3333

Tags

CCSS.7.SP.C.7B

If there are 25 students in a class, and 8 of them play basketball, what is the probability of randomly selecting a student who plays basketball?

• 0.75

• 0.50

• 0.20

• 0.32

Tags

CCSS.7.SP.C.7B

A box contains 6 red balls, 4 blue balls, and 2 green balls. What is the probability of picking a green ball at random?

• 3/5

• 1/4

• 1/6

• 2/3

Tags

CCSS.7.SP.C.7B