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Worksheets

Probabilicious

Total questions: 21

Worksheet time: 27mins

Name
Class
Date
1.

A regular 6-sided die is to be rolled one time. How many outcomes are possible?

a)

15

b)

5

c)

1

d)

6

2.

A regular 6-sided die is to be rolled one time. What is the probability that the number 5 is rolled?

a)

1/5

b)

5/6

c)

1/6

d)

6/5

3.

A regular 6-sided die is to be rolled once. What is the probability that a number less than 3 is rolled?

a)

1/3

b)

1/6

c)

1/2

d)

2/3

4.

How many outcomes are possible?

a)

6

b)

5

c)

3

d)

2

5.

What is the probability of spinning an even number?

a)

16 2/3%

b)

33 1/3%

c)

50%

d)

75%

6.
What is the probability of spinning green?
a)
0
b)
1/4
c)
1/2
d)
3/4
7.
What is the probability of landing on the color blue on the spinner?
a)
3/3
b)
5/3
c)
3/12 or 1/4
d)
1/3
8.

How many cards are in a standard deck of cards?

a)

52

b)

56

c)

64

d)

42

9.

How many red cards are in a standard deck of cards?

a)

16

b)

20

c)

26

d)

13

10.

One card is randomly picked from a regular deck of cards. What is the theoretical probability that the card picked is a jack?

a)

1/13

b)

1/4

c)

3/16

d)

1/10

11.

There are 3 red marbles, 4 blue marbles, 2 green marbles, and 6 clear marbles in a burlap bag. One marble is randomly pulled from the bag. What is the probability the marble was green?

a)

1/2

b)

1/7

c)

2/15

d)

2/17

12.

Sarah, Sammie, Victor, Vicki, and Valerie are in math group. Two students are randomly picked to be the co-leaders. What is the probability that the students picked were Sammie and Victor?

a)

1/25

b)

2/5

c)

1/5

d)

1/20

13.

Sarah, Sammie, Victor, Vicki, Valerie are in a math group. Two students are randomly chosen to be co-leaders. What is the probability that both students' names begin with the letter V?

a)

3/5 times 3/5 = 9/25

b)

3/5 times 1/2 = 3/10

c)

1/5 times 2/5 = 2/15

d)

3/5 times 1/4 = 3/20

14.
A jar contains 2 pink, 6 red, and 4 blue marbles. If you pick one marble without looking, what is the probability that the marble you pick will be red or blue?
a)
5/6
b)
1/2
c)
1/3
d)
1/6
15.

What is the probability of spinning a 3?

a)

3/6

b)

⅓

c)

1/6

d)

5/6

16.
You pick a marble from this bag.
What is the probability you will choose either a black or white marble?
a)
3/5
b)
9/100
c)
1/10
d)
2/5
17.

How many outcomes are there?

a)

4

b)

12

c)

3

d)

6

18.
You flip a nickel three times.
Find the probability that all flips will land on tails.
a)
1/2
b)
1/4
c)
1/6
d)
1/8
19.
You spin this spinner 3 times.
Find the probability of these 3 events.
P(red, odd, 3)
a)
1/216
b)
1/72
c)
1/36
d)
1/12
20.
A store sells shirts that are either small, medium, or large. The colors are either red, blue, green, or white. What is the probability someone will select a large green shirt?
a)
1/3
b)
1/7
c)
1/9
d)
1/12
21.

In a drawer, there are 6 white socks, 4 black socks, and 2 brown socks. You pick out a sock, replace it, then pick out a 2nd sock. What is the probability that you will pick a brown, then black sock?

a)

1/11

b)

1/18

c)

1/36

d)

2/33