REVIEW OF PROBABILITY

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

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CCSS.7.SP.C.5

CCSS.7.SP.C.7

The chart below represents the number of marbles in a jar.
P(green) = 

• 5/19
• 10/28
• 5/14

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CCSS.7.SP.C.5

A bag has 3 red marbles, 2 blue and 4 yellow. What is the theoretical probability of pulling a red?

• 3/10
• 3/9
• 1/9
• 1/3

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CCSS.7.SP.C.5

CCSS.7.SP.C.7

P(not A) = 
*Remember to simplify.*

• 6/8
• 3/4
• 2/8
• 1/4

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CCSS.7.SP.C.5

CCSS.7.SP.C.7

The probability of it raining today is 30%.  What is the probability that it will NOT rain?

• 30%
• 70%
• 100%
• 0%

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CCSS.7.SP.C.5

Find the experimental probability:

Roll dice: 1, 3, 3, 4, 4

P(1) =

• 3/5

• 1/6

• 2/5

• 1/5

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CCSS.7.SP.C.5

CCSS.7.SP.C.6

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

What is the probability of rolling a cube and having it land as a six?

• 1/6
• 5/6
• 1/3
• 1/2

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CCSS.7.SP.C.5

A bag contains 5 quarters, 2 dimes, and 4 pennies. What is the probability of picking a quarter?

• 5/11
• 5/6
• 1/3
• 5

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CCSS.7.SP.C.5

CCSS.7.SP.C.7

What is the probability of spinning a 2 on the spinner?

• 1/2

• 1/3

• 1/8

• 1/4

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7