Calculating Dependent Probability

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

This jar contains 20 pieces of bubble gum. The green ones are Tisha's favorite flavor. Her teacher told her she can have two pieces. What is the probability she will randomly pick two green?

• 1/4

• 1/2

• 9/38

• 18/45

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

What is the probability of picking a green marble, keeping it, then picking green again? (leave answer in fraction form in lowest terms)

• 1/7

• 1

• 1/49

• 0

You are playing a game of scrabble. The tiles shown are dropped in a bag. You need to choose two tiles. What is the probability of choosing an "E", keeping it, and then choosing a "H"?

• 4/15

• 1/70

• 1/75

• 1/225

Richard wants to pick his friends to go to the amusement park but he only has 3 tickets and he himself has to use one. He can pick Austin,Kyle, or Kevin. what is the probability that he picks Austin then Kevin?

• 1/6

• 1/3

• 1/2

What is the probability of pulling a King, given spades?

• 1/13

• 1/4

• 1/52

• 4/52

What is the probability a passenger on the Titanic surviving given they are in first class?

• .2855

• .6246

• .0922

• .3230

A number cube is rolled and a coin is tossed. What is the probability of rolling a number greater than 4 and tossing tails?

• 1/6

• 1/3

• 1/2

• 1/4

When randomly drawing from a standard deck of 52 playing cards, what is the probability of drawing a 9 four times in a row if the cards are not replaced?

• 1/5,525

• 1/270,725

• 1/28,561

• 1/4