Exploring Compound Probability Concepts

Ricardo has the spinner pictured here and a bag of marbles filled with 2 red marbles, 3 green marbles, and 3 blue marbles. What is the probability that Ricardo spins red on the spinner and picks a red marble out of the bag?

• 1 ⁄ 16

• 1 ⁄ 2

• 1 ⁄ 4

• 1 ⁄ 8

What is the probability of rolling a 3 and spinning a red?

• 1/6

• 1/4

• 1/10

• 1/24

What is the probability of rolling an even number and spinning green?

• 1/8

• 1/15

• 4/8

• 1/10

Lucy has the spinner pictured and spins it twice in a row. What is the probability that she lands on blue first and then on green?

• 1 / 16

• 1 ⁄ 6

• 1 ⁄ 8

• 3 ⁄ 4

What is the probability of choosing a red marble from this bag, keeping it out, then choosing another red marble?

• 10/21

• 5/7

• 25/49

• 20/42

What is the probability of picking a green marble, keeping it, then picking another green marble? (leave answer in fraction form in lowest terms)

• 9/49

• 1/7

• 3/14

• 6/42

A compound event is..

• an event that directly causes another

• the probability of all the outcomes

• 1 event that creates 2 results

• when 2 or independent more events work together

What is the probability of rolling a 3 on a fair six-sided die and flipping a head on a fair coin?

If you draw one card from a standard deck of 52 cards, what is the probability of drawing a heart and then a king without replacement?

A bag contains 3 red balls and 5 blue balls. If you draw two balls one after the other without replacement, what is the probability that both balls are red?