How likely?
Spinner Probability
Counting Principle and Permutations
And/Or Probability
Theoretical vs.
Experimental
Experimental
Independent/Dependent
100
The probability of picking a King from a deck of cards is 1/13. Is this probability impossible, unlikely, likely, or certain?
1/13 = 0.0769 = 7.69%
Unlikely
100
What is the probability of the spinner landing on 3? Express your answer in lowest terms.
3/9 = 1/3
100
George went shopping and bought 2 shirts and 3 pairs of pants. How many different outfit combinations did he buy?
2 x 3 = 6 outfits
100
When rolling one six-sided die...
P(3 or 4)= ?
Write your answer in lowest terms!
2/6 = 1/3
100
Mr. Gaydorus found the probability of drawing a spade to be 1/5. Did he find the theoretical or experimental probability?
Experimental Probability
100
Given cards labeled as A, A, A, B, C, and C and a six-sided die, calculate the following probability:
P(A , 2) =
Calculate probability into lowest terms!
3/6 * 1/6 = 1/12
200
The probability of rolling a 6-sided die and it being a number greater than 2 is 4/6 = 2/3. Is this probability impossible, unlikely, likely, or certain?
2/3 = 0.6666 = 66.67%
Likely
200
What is the probability of the spinner landing on 2 or 3? Express your answer in lowest terms.
4/9
200
There are 12 teams in a volleyball tournament. How many different ways can the tournament end for 1st, 2nd, and 3rd place?
12 x 11 x 10 = 1,320 ways
200
When flipping 2 coins.
P(both coins are heads)=
Write your answer in lowest terms!
1/2 x 1/2 = 1/4
200
What is the theoretical probability of landing on green or blue? Express your answer in lowest terms.
1/4 + 1/4 = 2/4 = 1/2
200
Given cards labeled as A, A, A, B, C, and C, find the probability below without replacement.
P(not C , C) =
Calculate probability into lowest terms!
4/6 * 2/5 = 4/15
300
Is the following probability impossible, unlikely, likely, or certain?
Probability of rolling a number less than 6 on a 6-sided die.
P(less than 6) = 5/6 = 0.833 = 83.33%
Likely
300
What is the probability of the spinner landing on 4 or yellow? Express your answer in lowest terms.
3/9 = 1/3
300
Mr. Gaydorus has 25 ties, 12 dress shirts, and 7 pairs of pants. How many different outfit combinations can he wear?
25 x 12 x 7 = 2,100 outfits
300
What is the theoretical probability of picking a purple marble and spinning on yellow.
Write your answer in lowest terms!
2/11 x 1/4 = 1/22
300
What is the experimental probability of landing on green or blue? Express your answer in lowest terms.
6/40 + 9/40 = 15/40 = 3/8
300
Given cards labeled as A, A, A, B, C, and C and a six-sided die, calculate the following probability if a card is drawn, then the die is rolled:
P(letter , number) =
Calculate probability into lowest terms!
6/6 * 6/6 = 36/36 = 1
400
Is the following probability impossible, unlikely, likely, or certain?
A jar with 4 red marbles, 6 blue marbles, and 7 yellow marbles:
P(red or blue)
P(red or blue) = 4/17 + 6/17 = 10/17 = 0.5882 = 58.82%
Likely400
If the spinner above was spun 1,800 times, about how many times would you expect it to land on the number 5?
(2/9) x 1,800 = 400 times
400
You are tasked to create a team of three people for a competition of your choosing from a group of 15 people. How many different teams can you create?
15 x 14 x 13 = 2,730 different teams
400
Chad puts 18 marbles in a bag. Five are green, three are red, 8 are yellow, and two are black. What is the probability of Chad drawing a red marble and a yellow marble with replacement.
Write your answer in lowest terms!
3/18 x 8/18 = 2/27
400
According to the theoretical probability, how many times would you expect the spinner to land on yellow if spun 40 times?
1/4 x 40 = 10 times
400
Given cards labeled as A, A, A, B, C, and C, find the probability below without replacement.
P(not A , A) =
Calculate probability into lowest terms!
3/6 * 3/5 = 3/10
500
Is the following probability impossible, unlikely, likely, or certain?
If rolling a 6-sided die twice:
P(even, odd)
P(even, odd) = 3/6 * 3/6 = 1/4 = .25 = 25%
Unlikely
500
If the spinner above was spun 150 times, about how many times would you expect it to land on red?
(3/9) x 150 = 50 times
500
McDonald's has 16 sandwiches, 2 sides, 20 drinks, and 11 treats/desserts on their menu. How many different meals can you buy if you decided to buy a meal of one sandwich, one side, one drink, and one treat/dessert?
16 x 2 x 20 x 11 = 7,040 meals
500
What is the probability of picking a red or green marble from the bag, and then spinning the spinner on blue?
(5/11 + 2/11) = 7/11
7/11 x 1/4 = 7/44
500
According to the theoretical probability, how many times would you expect the spinner to land on orange or blue if spun 40 times?
1/4 + 1/4 = 2/4
2/4 x 40 = 20 times
500
Given cards labeled as A, A, A, B, C, and C, find the probability below without replacement.
P(A , A , not A) =
Calculate probability into lowest terms!
3/6 * 2/5 * 3/4 = 3/20