Math 2: Unit 6 Review

What is the probability of rolling a 5 on a fair 6-sided die?

• 5

• 6

• ⅙

• ⅕

What is the probability of flipping a coin and having come up heads?

• 1

• heads

• ½

• 2

In a bag, there are 4 red pencils, 6 blue pencils and 10 green pencils? What is the probability you choose a red pencil?

• $\frac{1}{5}$

• $\frac{20}{4}$

• $\frac{6}{10}$

• 4

In a bag, there are 4 red pencils, 6 blue pencils and 10 green pencils? What is the probability you choose a yellow pencil?

• $\frac{2}{3}$

• $\frac{6}{20}$

• $\frac{3}{10}$

• 0

In a bag, there are 4 red pencils, 6 blue pencils and 10 green pencils? What is the probability you choose a red or a blue pencil?

• 4

• $\frac{1}{10}$

• $\frac{1}{2}$

• $\frac{6}{20}$

In a bag, there are 4 red pencils, 6 blue pencils and 10 green pencils? What is the probability you choose a red, a blue, or a green pencil?

• 0

• 1

• $\frac{3}{10}$

• $\frac{4}{5}$

In a bag, there are 4 red pencils, 6 blue pencils and 10 green pencils? You choose two pencil. What is the probability you choose a red pencil and a blue? (without replacing the first pencil)

• $\frac{3}{50}$

• $\frac{6}{95}$

• $\frac{3}{6}$

• 6

In a bag, there are 4 red pencils, 6 blue pencils and 10 green pencils? You choose two pencil. What is the probability you choose a red pencil and a blue? (with replacing the first pencil)

• $\frac{3}{50}$

• $\frac{6}{95}$

• $\frac{1}{2}$

• $\frac{1}{3}$

In a bag, there are 4 red pencils, 6 blue pencils and 10 green pencils? You choose two pencil. What is the probability you choose a red pencil and a yellow? (without replacing the first pencil)

• $\frac{6}{95}$

• $\frac{3}{50}$

• 0

• 1

At West High school, there are 23% left-handed people and 65% own dogs. If the two events are independent, then what is the probability that you randomly choose a left-handed dog owner from West?

• About 65%

• About 23%

• About 10%

• About 15%