Probability Dependent

What is the probability of drawing an odd number, then drawing a 6? (no replacement--dependent event)

• 3/8

• 3/7

• 9/56

• 5/37

What is the probability of drawing number divisible by 3, then drawing a 1? (no replacement--dependent event)

• 4/8 = 1/2

• 2/7

• 4/9

• 8/56 = 1/7

What is the probability of drawing a 1, then drawing a 6? (no replacement--dependent event)

• 6/56 = 3/28

• 3/7

• 2/8 = 1/4

• 8/56 = 1/7

What is the probability of drawing a 9, then drawing another 9? (no replacement--dependent event)

• 1/8

• 4/8 = 1/2

• 0

• 2/9

A bag contains 5 quarters, 2 dimes, and 4 pennies. What is the probability of picking a quarter, not replacing it, and then picking a penny?

• 20/121

• 8/121

• 2/11

• 4/55

Valentina 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? (leave answer in fraction form in lowest terms, and remember that the first ticket was already drawn out and was not replaced)

• 1/3

• 1/33

• 3/100

• 2/99

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

Each letter of the word Banana is written on a card. Find each probability if you pick two cards without replacing the first. What is the probability of picking and N and then an A?

p(N, then A)

• 1/15

• 1/5

• 1/10

• 2/3

Each letter of the word Banana is written on a card. Find each probability if you pick two cards without replacing the first. What is the probability of picking an A and then a B?

• 1/15

• 1/5

• 1/10

• 3

There are 4 white marbles, 6 red marbles, and 2 blue marbles. Once a marble is selected, it is not replaced. Find the probability of selecting 2 blue marbles.

• 1/2

• 1/36

• 1/6

• 1/66