Probability Day 1 HW

What is the probability of spinning green?

• 0

• 1/4

• 1/2

• 3/4

What is the probability of spinning green or yellow?

• 0

• 1/3

• 5/12

• 1/4

The letters that form the word ALGEBRA are placed in a bowl. What is the probability of choosing a letter other than “A”? 

• 2/7

• 5/49

• 5/7

• 10/49

A bag contains 30 pieces of candy. There are 15 grape, 7 cherry, 3 lemon, 5 strawberry. You pull out a piece, replace it, and pull out a second piece. Find P(lemon, grape)

• 45/30

• 1/20

• 18/30

• 1/6

A bag has 3 red marbles, 2 blue and 4 yellow. You pull out a marble, replace it, and select a second marble.

Find P(red, yellow)

• 2/27

• 12/9

• 7/9

• 4/27

A bag has 3 red, 2 blue and 4 yellow marbles. What is the probability that you first pull out a blue marble, don't replace it back in the bag, then pull out a red marble?

• 2/27

• 1/12

• 5/9

• 5/81

A bag has 3 red, 2 blue and 4 yellow marbles. What is the probability that you first pull out a yellow marble, don't replace it back in the bag, then pull out another yellow marble?

• 16/81

• 1/4

• 1/6

• 2/9

A jar contains 2 pink, 6 red, and 4 blue marbles. If you pick one marble without looking, what is the probability that the marble you pick will be red or blue?

• 5/6

• 1/2

• 1/3

• 1/6

If you choose from the following M & M colors, what is the probability that you choose blue or yellow?

5 green

6 yellow

8 blue

7 brown

• 8/26

• 7/13

• 8/25

• 1/3

The probability of it raining today is 30%.  What is the probability that it will NOT rain?

• 30%

• 70%

• 100%

• 0%