FREE Rise Placement Test Probability Basics Questions and Answers

Question 1

What is the probability of rolling an even number on a standard six-sided die?

Accepted Answer

1/2

Answer

1/6

Answer

1/3

Answer

2/3

Question 2

A bag contains 5 red marbles, 3 blue marbles, and 2 green marbles. If one marble is chosen randomly from the bag, what is the probability that it is blue?

Accepted Answer

3/10

Answer

1/5

Answer

1/2

Answer

3/5

Question 3

Which of the following values cannot represent a probability?

Accepted Answer

-0.2

Answer

0.75

Answer

1/2

Answer

1

Question 4

If the probability of rain tomorrow is 0.4, what is the probability that it will NOT rain tomorrow?

Accepted Answer

0.6

Answer

0.4

Answer

0.5

Answer

1.0

Question 5

A coin is flipped. What is the sample space for this experiment?

Accepted Answer

{Heads, Tails}

Answer

{Heads}

Answer

{Tails}

Answer

{Coin}

Question 6

An event is considered 'impossible' if its probability is:

Accepted Answer

0

Answer

1

Answer

0.5

Answer

Greater than 1