Probability With Independent Events

Rachel is having breakfast. She will choose one item from the menu shown for breakfast and one item to drink. What is the probability Rachel will pick either French Toast or Pancakes to eat with milk to drink.

• 1/20

• 2/5

• 3/14

• 1/10

There are 14 tiles with one letter from the word MATHEMATICIANS on each. You are now going to choose a letter, put it back and then choose another letter. Find the probability of choosing the letter A, and then A again.

• 3/14

• 6/14

• 9/196

• 6/196

There are 14 tiles with one letter from the word MATHEMATICIANS on each. You are now going to choose a letter, put it back and then choose another letter. Find the probability of choosing the letter M, and then the letter A.

• 3/98

• 3/196

• 2/7

• 3/14

A bag contains 8 blue marbles, 7 green marbles, and 5 yellow marbles. Suppose you drew one marble from the bag above, replaced it and then drew a second marble. What is the probability of drawing a green, and then a blue marble. P(green, blue)

• 4/5

• 43/400

• 15/20

• 7/50

A bag contains 8 blue marbles, 7 green marbles, and 5 yellow marbles. Suppose you drew one marble from the bag above, replaced it and then drew a second marble. What is the probability of picking a yellow marble, and then blue? P(yellow, blue)

• 9/20

• 3/20

• 1/10

• 13/20

A bag contains 8 blue marbles, 7 green marbles, and 5 yellow marbles. Suppose you drew one marble from the bag above, replaced it and then drew a second marble. What is the probability of picking a non-blue marble on both draws? P(not blue, not blue)

• 9/25

• 4/25

• 3/4

• 1/2

A bag contains 8 blue marbles, 7 green marbles, and 5 yellow marbles. Suppose you drew one marble from the bag above, replaced it and then drew a second marble. What is the probability of picking a yellow marble on both draws? P(both yellow)

• 1/10

• 9/16

• 1/4

• 1/16

A bag contains 8 blue marbles, 7 green marbles, and 5 yellow marbles. Suppose you drew one marble from the bag above, replaced it and then drew a second marble. What is the probability of picking a non-green marble on both draws? P(not green, not green)

• 9/16

• 1/2

• 9/25

• 169/400

A jar of coins has 8 pennies, 5 nickels, 1 dime, and 7 quarters. Aaron and Adelle do not agree what the probability of drawing a quarter, replacing it, and drawing another quarter is. P(quarter, quarter). Who is correct?

• Aaron says the probability is 1/9

• Adelle says the probability is 1/10

A basket of fruit and vegetables is shown below. Belle and Bryan disagree on what the probability of selecting a vegetable, replacing it, and then selecting a fruit is. P(vegetable, fruit). Who is correct?

• Bryan says the probability is 35/128

• Belle says the probability is 15/64