Simple Probability
Factorials
Permutations 1
Permutations 2
Ind. vs. Dep. Events
100
What is the probability of rolling an even on a die? Write as a fraction.
1/2
100
Evaluate. 0!
1
100
Evaluate. P(3,3).
6
100
Bonnie and her friends are making dessert at a sleepover. They need to add butter, powdered sugar, cocoa powder, chocolate chips, and flour. In how many different orders can they add these ingredients to a bowl?
120
100
A gumball machine is filled with a mixture of blue and white gumballs. Vicky purchases a gumball, and then William does. Are these two events dependent or independent?
Dependent
200
You have ten cards marked 1 through 10. What is the probability of drawing a 5? Write as a fraction.
1/10
200
Evaluate. 4!
24
200
Evaluate. P(4,2).
12
200
Jayden has 3 cheeses to arrange on a cheese board. He would like to arrange them in a row. In how many different orders can he arrange them?
6
200
In Ms. Dodson's class, the students pick unique numbers from a hat to decide the order in which they will present their group projects. Lindsey picks a number first, and Carl picks second. Are these two events dependent or independent?
Dependent
300
You have ten cards marked 1 through 10. What is the probability of drawing a 7 or 9? Write as a fraction.
1/5
300
Evaluate. 7!
5,040
300
Evaluate. P(5,3).
60
300
Scott, Irene, Noelle, and Britney are at a birthday party and are going to take turns trying to break open a piƱata. If each child gets one turn, in how many different orders could they take turns?
24
300
There are 11 marbles. 3 brown. 8 yellow. You pick a marble at random. Without putting the first marble back, you pick a second marble at random. What is P(brown, brown)? Simplify your answer and write it as a fraction.
3/55
400
You have ten cards marked 1 through 10. What is the probability of drawing a card larger than 2? Write as a fraction.
4/5
400
Evaluate. 10!
3,628,800
400
Evaluate. P(15,4).
32,760
400
Laura invites a friend over to play board games. If she and her friend have 4 games to choose from, how many sequences of 2 board games are possible?
12
400
There are 9 spaces on a spinner. 7 brown. 2 green. You spin the spinner twice. What is P(brown, brown)? Simplify your answer and write it as a fraction.
49/81
500
There are 12 dogs and 8 cats at the shelter. What is the probability that the next pet adopted is a cat? Write as a %.
40%
500
Evaluate. 15!
1,307,674,368,000
500
Evaluate. P(20, 6).
27,907,200
500
Kathleen has a wallet with 2 pockets, each of which holds a single credit card. She has 6 credit cards that she could potentially put in the pockets. In how many ways can Kathleen assign credit cards to pockets?
30
500
You flip a coin three times. What is P(tails, tails, tails)? Simplify your answer and write it as a fraction.
1/8
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