Basic probability

What is the probability of rolling a 6 on a fair six-sided die?

• 1/3

• 1/4

• 1/6

• 1/5

Tags

CCSS.7.SP.C.7A

If you flip a fair coin, what is the probability of getting heads?

• 0.5

• 0.3

• 0.75

• 1.0

Tags

CCSS.7.SP.C.7A

A bag contains 5 red marbles, 3 blue marbles, and 2 green marbles. What is the probability of drawing a blue marble?

• 1/5

• 2/10

• 3/10

• 4/10

Tags

CCSS.7.SP.C.7B

If you randomly select a card from a standard deck of 52 cards, what is the probability of drawing a heart?

• 1/5

• 1/3

• 1/2

• 1/4

Tags

CCSS.7.SP.C.7B

In a class of 30 students, 15 are boys and 15 are girls. What is the probability of randomly selecting a girl from the class?

• 0.5 or 50%

• 0.33 or 33%

• 0.75 or 75%

• 0.25 or 25%

Tags

CCSS.7.SP.C.7B

If you spin a spinner with 8 equal sections numbered 1 to 8, what is the probability of landing on an even number?

• 1/4

• 1/2

• 1/3

• 1/5

Tags

CCSS.7.SP.C.7A

A box contains 4 red balls, 3 blue balls, and 2 green balls. What is the probability of drawing a red ball?

• 5/9

• 2/9

• 4/9

• 3/9

Tags

CCSS.7.SP.C.7B

If you roll two fair six-sided dice, what is the probability of getting a sum of 7?

• 1/3

• 1/8

• 1/12

• 1/6

In a group of 50 people, 20 are left-handed. What is the probability of randomly selecting a left-handed person?

• 0.2

• 0.6

• 0.4

• 0.8

Tags

CCSS.7.SP.C.7B

If you draw a card from a deck of 52 cards, what is the probability of drawing a face card?

• 1/4

• 3/13

• 1/2

• 1/3

Tags

CCSS.7.SP.C.7B