Dependent Probability 7R

Name: ______Date:______Per:____ Dependent Probability 7R

1. Ashlyn is playing hangman with Ashli. What is 5. Tanner has 3 raffle ticket he purchased at the probability that her first guess will be a the Strackfest. One hundred tickets were vowel and the second guess will be a vowel? sold. His name was not drawn for the first (Remember, vowels are A E I O U and sometimes Y) prize. What is the probability that his name will be drawn for the second prize?

2. Robert bought a bag of apples. The bag contained 16 apples, 2 were green and the others were red. What is the probability that he will reach into the bag and pull out a green 6. Meagan and Juliet are fishing for apple to eat and a red apple for Roy to eat? prizes at the carnival. To win a prize, they must catch one a fish with a star on its belly. There are 40 fish in the pond. Five have a star on their belly. What is the probability that Meagan and Juliet both catch a fish with a star on its belly?

3. A box of doughnuts contains 4 chocolate, 6 jelly, and 2 powdered doughnuts. Without looking in the box, Ian takes a doughnut. After eating the doughnut, he reaches in for another donut, without looking. What is the probability that he will choose a jelly doughnut both times? 7. Andres has a small bag of M&M’s that contains 2 green, 8 brown and 5 yellow. What is the probability of him eating a yellow one first and then eating a brown M&M?

4. A bag contains 3 blue and 5 red marbles. Find the probability of drawing 2 blue marbles at the same time (without replacing the first marble). 8. Shayna decorated a dozen Easter eggs. She made 2 pink, 4 purple, 3 multi-colored and 3 green eggs. Shayna wanted to show a pink one to her mom, but dropped and broke it. If she reaches Name: ______Date:______Per:____ into the carton without looking, what is the probability that she will pull out the other pink egg?