Simple and Compound

Ricky rolls a fair six-sided number cube, numbered 1 through 6, 18 times. How many times should Ricky expect to roll a number less than 4?

• 12 times
• 6 times
• 3 times
• 9 times

Mrs. Clause has a box with candies. Fifteen were strawberry, twelve were blueberry, and thirteen were raspberry. Mrs. Clause picked one candy without looking. What is the probability, written as a percent, that the candy she chose was not blueberry?

• 70%
• 0.7%
• 7%
• 30%

What is a prime number?

• A number greater than 1
• A number only divisible by 1 and itself

Is 1 a prime number?

• No
• Yes

Lily has a stack of 7 cards numbered 1 through 7. If she randomly chooses two cards WITHOUT REPLACING the first card drawn, what is the probability that Lily would pick two cards that are prime?

• 2/7
• 8/21
• 4/7
• 4/6

Mark picks cube out of a bag randomly, without replacing the cube he picks another. This is an example of a(n) ________________ event.

• simple
• independent
• dependent

Mark picks a cube out of a bag randomly, with replacing the cube he picks another. This is an example of a(n) ________________ event.

• Independent
• Dependent
• Simple

Mark picks a cube out of a bag randomly, without replacing the cube he picks another. This is an example of a(n) ________________ event.

• Simple
• Compound
• Independent

What is the probability of rolling a 5 on a standard die?

• 1/5
• 5/6
• 1/6
• 5

How do you write 0.02 as a percent?

• 20%
• 200%
• 2%
• .02%