Dependent Probability Practice

Each letter of the word Banana is written on a card. Find the 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

Find each probability of picking a V, then a K, if you pick a card, do not replace it, and then pick a second card.

Find each probability of picking a R, then another R, if you pick a card, do not replace it, and then pick a second card.

Find the probability of picking a yellow, and then not a yellow, if you pick two marbles without replacing the first.

Find the probability of picking a green and then another green, if you pick two marbles without replacing the first.

The teacher of a class that contains 12 boys and 16 girls needs to pick two volunteers. She randomly selects one student, and then selects another student from the class. What is the probability that she picks two girls?

In a game of checkers, there are 12 red pieces and 12 black pieces. Julio is setting up the board to begin playing. What is the probability that the first two checkers he pulls from the box at random are red followed by a black?

Team A, Team B, Team C, Team D, and Team E are all competing in a relay race. Starting positions are chosen at random. Find the probability that Team B will start in the 1st position and Team E will start in the 2nd position.

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

What is the probability of rolling a dice and landing on a 4, and then rolling the dice again and landing on any even number?

• 1 ⁄ 6

• 1 ⁄ 8

• 1 ⁄ 2

• 1 ⁄ 12