Quiz Spinner Probability

P(1 or green)?

• 1/8

• 2/8

• 2/6

• 1/3

P(a square or a star)?

• 10/16

• 1/16

• 9/16

• 7/16

P(a green shape or a red shape)?

• 10/16

• 1/16

• 11/16

• 1/4

P(a blue shape)?

• 4/8

• 6/16

• 5/16

• 7/16

P(a blue square)?

• 1/16

• 1/8

• 1/2

• 1/15

In the game that Tony is playing, there is a 1/8 chance the spinner will land on red and a 3/8 chance that the spinner will land on yellow.   What is the probability that Tony will NOT spin red, then will spin red?

• 7/64

• 7/16

• Other

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 yellow or green?

• 1 / 16

• 1 ⁄ 6

• 1 ⁄ 8

• 3 ⁄ 4

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

A chorus has 50 girls and 35 boys. If two are chosen at random to sing a duet, what is the probability that both will be boys? HINT: You can not have the same person twice in a duet 

• 1/6

• 7/17

• 3/8

• 13/25

Jamie has 3 raffle tickets. One hundred tickets were sold. Her name was not drawn for the first prize. What is the probability that her name will be drawn for the second prize?

• 1/3

• 1/33

• 3/100

• 2/99