Probability Review

What is the probability of spinning an even number?

• 16 2/3%

• 33 1/3%

• 50%

• 75%

Find the probability of rolling a 7 on a single die.

• 1/6
• 7/6
• 0
• 7/7

What is the probability of spinning red?

• 0
• 1/2
• 3/4
• 1

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%

How many outcomes? You can choose from 3 different meats and 3 different cheeses.

• 9
• 3
• 6
• 24

How many different outcomes? Look at the picture.

• 10
• 12
• 8
• 9

P(not A) = 
*Remember to simplify.*

• 6/8
• 3/4
• 2/8
• 1/4

Dependent or Independent:
You flip a coin and then roll a fair six-sided die.  The coin lands heads-up and the die shows a one.

• Dependent
• Independent

Cole has two bags of marbles. The first bag contains 6 red, 5 blue, & 4 green marbles. The second bag contains 3 red, 2 blue, & 4 green marbles. Cole will randomly select 1 marble from each bag. What is the probability he selects a blue marble from each bag?

• 5/9

• 1/35

• 1/6

• 2/27

The spinner shown has eight congruent sections. The spinner is spun 120 times. What is a reasonable prediction for the number of times the spinner will land on an even number?

• 75

• 45

• 15

• 40