Dice
What is the probability of rolling a six on a 6 sided die?
The probability of rolling a six is 1/6.
A six-sided die is rolled and a coin is
flipped. What is the probability of rolling an
odd number and flipping tails? Express your
answer as a fraction.
3/6 * 1/2 = 1/4
3 red, 1 yellow, 3 blue and 3 green candy in a bag. What is the probability of picking a red candy? Fraction MUST BE SIMPLIFIED FOR POINTS
The probability of picking a red candy is 3/10.
A test bank has 6 multiple-choice, 3 matching,
and 4 essay questions. Ben will randomly receive
questions from the test bank. Write an expression
could be used to determine the probability that
Ben will receive two multiple choice questions
first for his exam?
6/13 * 5/12
Alfie knows there are 28 adult cats at the
shelter and that the rest are kittens. The
probability of randomly getting an adult cat is
2/3. How many kittens are at the shelter?
14 kittens
What is the probability of rolling a 2 on a 6 sided die?
The probability of rolling a 2 on a is 1/6.
What is the probability of rolling a sum
of 3 with two dice? Express your answer as a
decimal. Hint- use the chart from your notes!
2/36 = 0.0556
3 red, 1 yellow, 3 blue and 3 green candy in a bag. What is the probability of picking a yellow candy, putting it back, then picking a green candy?
Fraction MUST BE SIMPLIFIED FOR POINTS
1/10 * 3/10 = 3/100
Chloe is playing a carnival game. There are
8 white bowls and 6 green bowls. If her pin-
pong ball lands in a green bowl then she will
win a goldfish. What is the probability that
she will lose on her 1st try and win on her 2nd
try?
8/14 * 6/14 = 12/49
Poppy knows there are 52 yellow crayons
in a container and that the probability of
getting yellow is 0.65. How many total
crayons are in the container?
80 total
What is the probability of rolling an even number on a 6 sided die?
The probability of rolling an even number is 1/2.
What is the probability of rolling a
difference of 3 with two dice? Express your
answer as a percent.
6/36 = 16.67%
3 red, 1 yellow, 3 blue and 3 green candy in a bag. What is the probability of picking a blue candy, keeping it out, then picking a green candy?
Fraction MUST BE SIMPLIFIED FOR POINTS
3/10 * 3/9 = 9/90 = 1/10
The 1st box has 9 gamer and 7 teen magazines. The 2nd box has 12 fiction and 8 biography books. If Henry randomly takes an item from each box, what is the probability that he will take a gamer magazine from the 1st box and a biography book from the 2nd box?
9/16 * 8/20 = 9/40
Tristan’s teacher has two versions of a
test: easy and hard. He knows that there are
18 easy tests and the probability of randomly
getting an easy test is 60%. How many hard
tests does his teacher have?
12
What is the probability of rolling a sum of four with two 6 sided dice?
The probability of rolling a sum of four with two dice 3/36 or 1/12.
What is the probability of rolling a
product of 3 with two dice? Express your
answer as a fraction. USE CHART FROM NOTES
2/36 = 1/18
3 red, 1 yellow, 3 blue and 3 green candy in a bag. What is the probability of picking a red candy, leaving it out, and picking another red candy?
Give answer as decimal and fraction. Fraction MUST BE SIMPLIFIED FOR POINTS
3/10 * 2/9 = 6/90 = 1/15
0.0667
Ms. Freya will randomly select one student
from her morning class and one student from her
afternoon class to attend a student forum. There
are 15 girls and 12 boys in her morning class.
There are 10 girls and 18 boys in her afternoon
class. What is the probability that she will select
a boy from both classes? Express answer as a decimal
12/27 * 18/28 = 0.2857
There are 42 juice boxes in a cooler. The
probability of getting a grape juice box is
4/21. The probability of getting a grape or cherry juice box is 3/7. How many cherry juice boxes are in the cooler?
10 cherry boxes
What is the probability of rolling a sum of one with two 6 sided dice?
The probability of rolling a sum of one with two dice is 0/36.
What is the probability of rolling a sum of
3 or 4 with two dice? Express your answer as
a fraction.
5/36
3 red, 1 yellow, 3 blue and 3 green candy in a bag. You are taking out candies and leaving them out. What is the probability you take a blue, then a yellow, then a green, then a red? Give answer as a fraction.
Fraction MUST BE SIMPLIFIED FOR POINTS
3/10 * 1/9 * 3/8 * 3/7 = 27/5040 = 3/560
A gumball machine has 8 blue, 6 red, 9
green, and 2 yellow gumballs inside. What is
the probability that Caleb will get a blue,
then a red, then a green gumball? Express answer as a decimal
8/25 * 6/24 * 9/23 = 0.0313
There are 24 markers in a container. The
probability of getting a blue marker is 1/6 . The
probability of getting a blue or red marker is 2/3. How many red markers are in the container?