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Simple Probability review

Total questions: 60

Worksheet time: 3hrs 0mins

Name
Class
Date
1.
The following M & M colors are in the bowl:
4 yellow, 6 orange, 3 green, 5 blue, 2 brown
What is the probability of selecting a brown candy?
a)
2/18
b)
1/9
c)
2/20
d)
1/10
2.

What is the probability of spinning an even number?

a)

25%

b)

33%

c)

50%

d)

75%

3.
The letters that form the word MATHEMATICS are placed in a bowl. What is the probability of choosing a "M"?
a)
8/121
b)
4/11
c)
2/11
d)
4/121
4.

What is the probability of spinning the spinner and landing on and A? (Remember to simplify your answer)

a)

1/8

b)

3/4

c)

3/8

d)

1/4

5.

A box has 3 limes, 5 grapes, and 2 oranges. What is the probability of reaching into the box and choosing a fruit that is NOT lime?

P (NOT lime)

a)

3/10

b)

30%

c)

7/10

d)

Answer Not Here

6.

What is the probability of spinning the spinner and landing on blue?

a)

3/8

b)

1/8

c)

3/4

d)

1/4

7.
A number is randomly selected from 0-10. What is the probability the number selected is greater than 5?
a)
1/2
b)
3/5
c)
2/5
d)
5/11
8.
What is the probability of drawing a black ace when drawing a card at random from a deck of 52 playing cards?
a)
1/50
b)
1/26
c)
2/39
d)
1/13
9.
What is the probability of selecting an orange candy?
a)
0%
b)
25%
c)
50%
d)
100%
10.

What is the probability of rolling this number cube and getting a 6?

a)

6/6

b)

1

c)

0

d)

1/6

11.

What is the probability of taking a marble out of the bag without looking and getting a red?

a)

3

b)

3/10

c)

1/3

d)

10

12.

P(cube) =

a)

1

b)

1/2

c)

1/6

d)

1/3

13.

If the probability of drawing a short straw is 3/10 and there are 100 straws in all, how many short straws must there be?

a)

3

b)

10

c)

13

d)

30

14.

The probability of a car having a defect when coming off the assembly line is 3/1000 . Last year 12 cars had defects. How many cars were manufactured in total last year?

a)

1000

b)

2000

c)

3000

d)

4000

15.

What is the probability of the spinner landing on an even number?

a)

1/8

b)

4/8, or 1/2

c)

2/8, or 1/4

d)

1/3

16.
A bag has 3 red marbles, 2 blue and 4 yellow. What is the theoretical probability of pulling a red?
a)
3/10
b)
3/9
c)
1/9
d)
1/3
17.
What is the probability of pulling a red marble
out of a jar of marbles that have 10 green marbles, 7 red marbles and 3 blue marbles?
a)
1/7
b)
7/20
c)
7/10
d)
3/10
18.
Is it more likely or less likely to pull a red marble than a green marble?
a)
more likely
b)
less likely
19.
What is the probability of spinning red?
a)
0
b)
5/12
c)
1/2
d)
3/4
20.

The likelihood that an event will occur

a)

Outcome

b)

Probability

c)

Experiment

d)

Certain

21.
A bag contains 30 pieces of candy. There are 15 grape, 7 cherry, 3 lemon, 5 strawberry. What is the probability of drawing a lemon?
a)
3
b)
1/10
c)
3/10
d)
30%
22.

what is the probability of choosing a black hat

a)

1 out of 6

b)

2 out of 6

c)

3 out of 6

d)

5 out of 6

23.

What is the probability of choosing a green

a)

3 out of 5

b)

3 out of 7

c)

3 out of 6

d)

1 out 6

24.

The letters that form the word ALGEBRA are placed in a bowl.

What is the probability of choosing a letter that is NOT “A”?

a)

27\frac{2}{7}  

b)

549\frac{5}{49}  

c)

57\frac{5}{7}  

d)

1049\frac{10}{49}  

25.
What is the probability of flipping a coin and getting tails?
a)
1/2
b)
1/3
c)
1/4
d)
Never, Tails never fails.
26.
What is the probability of spinning a prime number? 
a)
1/2
b)
2/3
c)
1/6
d)
0
27.
Find the probability of rolling greater than a 1 on a single die.
a)
6/6
b)
5/6
c)
4/6
d)
1/6
28.
Find the probability of not rolling a 2 on a single die.
a)
1/6
b)
2/6
c)
5/6
d)
2
29.
Find the probability of rolling a 7 on a single die.
a)
1/6
b)
7/6
c)
0
d)
7/7
30.
Probability can be between what two numbers?
a)
10 and 20
b)
0 and 100
c)
0 and 1
d)
All Numbers are possible
31.
What is the probability of spinning red?
a)
0
b)
1/2
c)
3/4
d)
1
32.
If you choose from the following M & M colors, what is the probability that you choose blue?
5 green
6 yellow
8 blue
7 brown
a)
8/26
b)
4/13
c)
8/25
d)
1/3
33.
The probability of an event occurring, P(A), can be expressed as a fraction, decimal, or percent.
a)
True
b)
False
34.

What is the probability of spinning at landing on a even blue piece?

a)

3/8

b)

1/8

c)

3/4

d)

Answer Not Here

35.

There are 20 marbles in the jar.

What is the probability of choosing a marble that is NOT green from the jar?


CHECK ALL THAT APPLY

a)

10/20

b)

5%

c)

10%

d)

0.5

36.

In a survey, 100 middle school students were asked which social media platform they preferred. The results are shown in the table above.


What is the probability that a student prefers TikTok?

CHECK ALL THAT APPLY

a)

72 out of 100

b)

72%

c)

0.72

d)

72/100

37.
Twenty-five people were asked which of the four gifts was their favorite.  Which gift was favored 16% of the time?
a)
Flowers
b)
Perfume
c)
Jewelry
d)
Clothing
38.
100 second graders were asked to do a book report about one of these four zoo animals.  The number of students who chose each animal is shown in the table.  If 250 second graders had to choose of of the four animals, predict how many would choose to write about a giraffe.
a)
60 students
b)
50 students
c)
40 students
d)
30 students
39.
150 people were polled on their favorite sport.  Based on the table, if you asked only 25 people what their favorite sport is, how many would say soccer is their favorite sport?
a)
5 people
b)
6 people
c)
8 people
d)
10 people
40.

If I spin 35 times, how many times would I land on yellow? *Hint: Set up a proportion.

(a)  

41.

Predict how many times someone would land on a number less than or equal to 5 if they rolled a die 90 times

(a)  

42.

In a survey, 48 teachers were asked which social media platform they prefer.

The results are shown in the table above.


Based on this data, predict how many teachers would say Facebook is their favorite if 180 teachers were surveyed.

(a)  

43.

What is the probability of spinning a number less than 5?

a)

162316\frac{2}{3} %

b)

33 13\frac{1}{3} %

c)

66 23\frac{2}{3} %

d)

83 13\frac{1}{3} %

44.

Find the probability of NOT rolling a 2 on a single die.

a)

1/6

b)

2/6

c)

5/6

d)

2

45.
Is it certain or impossible for the spinner to land on orange?
a)
imposssible
b)
certain
46.

To put a fraction in simplest form, what do you do to the numerator and denominator?

a)

subtract both by same number

b)

divide both by the same number

c)

add the same number to both

d)

multiply both by the same number

47.
Probability is ...
a)
the chance that some event will occur.
b)
a game that involves coins.
c)
a guarantee.
48.
Probability can be written as ...
a)
a fraction
b)
a decimal
c)
a percent
d)
all of the above
49.
The chart below represents the number of marbles in a jar.
P(green) = 
a)
5/19
b)
10/28
c)
5/14
50.
The probability of it raining today is 30%.  What is the probability that it will NOT rain?
a)
30%
b)
70%
c)
100%
d)
0%
51.
a)

1/6, 16.7%

b)

5/6, 83.3%

c)

1/5, 20%

d)

100%

52.

P(even) =

a)

5/7

b)

1/7

c)

2/7

d)

4/7

53.

P(solid) =

a)

1/5

b)

4/5

c)

3/5

d)

2/5

54.

There are 14 girls and 12 boys in a class.


P(boy) =

a)

7/13

b)

6/13

c)

4/13

d)

12/25

55.

Drew has 5 black T-shirts, 2 purple T-shirts, and 1 orange T-shirt.


P(white) =

a)

25%

b)

100%

c)

0%

d)

50%

56.

There are 14 girls and 12 boys in a class.


P(NOT boy) =

a)

7/13

b)

6/13

c)

4/13

d)

12/25

57.

A box has 3 lime, 5 grape, and 2 orange popsicles.


P(lime) =

a)

7/10

b)

1/2

c)

3/10

d)

4/10

58.

P(4 legs) =

a)

1/5

b)

2/5

c)

3/5

d)

4/5

59.
What is the probability of spinning a red if we spin 30 times?
a)
1/5
b)
1/30
c)
3/30
d)
1/10
60.
If you spin the spinner 90 times, how many times should the number 3 be selected?
a)
9
b)
15
c)
16
d)
30

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