Compound Events

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• 1/2
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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

The spinner is spun two times. Determine the probability of getting a red green combo.

• 1/9

• 1/10

• 2/9

• 1/12

The sample space tree diagram for a team of three students is shown.  What is the probability that the team would consist of at least 2 girls?

• ½

• ⅜

• ¾

• ⅙

What is the probability of drawing a blue color and a number 4?

• 2/5

• 1/6

• 3/15

• 1/15

• 1/4
• 1/8
• 1/2
• 1/6

A bag contains 2 blue marbles, 3 black marbles, and 5 red marbles. Mrs. Grow picks one marble, replaces it, then picks another. What is the probability of them both being blue?
P(blue and blue) 

• 1/25

• 1/5

• 1/20

• 2/5

If you spin twice, what is the probability the spinner stops on a shaded then striped number?

• 40%

• 50%

• 12%

• 25%

What is the probability of rolling an even number on the first roll of a number cube and rolling an odd number on the second roll?

• 1/4

• 1

• 1/8

• 1/2

A jar contains 4 white chips, 5 purple chips, and 1 black chip. Chips are selected randomly one at a time, and are not replaced. P(purple then black)

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• 2/5

• 3/7

• 4/9