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Worksheets

Cumulative Review Probability

Total questions: 150

Worksheet time: 13hrs 40mins

Name
Class
Date
1.

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

2.

A regular 6-sided die is to be rolled once. What is the probability that a number less than or equal to 4 is rolled?

a)

1/2

b)

1/4

c)

5/6

d)

2/3

3.

A spinner has 8 equal regions. Each region is marked with one of the following numbers: 10, 20, 30, 40, 50, 60, 70, 80. What is the probability of an even number being spun on the first roll?

a)

1/8

b)

1/2

c)

1

d)

3/8

4.

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

5.
Bag A contains 9 red marbles and 3 green marbles. Bag B contains 9 black marbles and 6 orange marbles. Find the probability of selecting one green marble from bag A and one black marble from bag B.
a)
3/20
b)
1/4
c)
3/31
d)
2/27
6.
A box contains 5 purple marbles, 3 green marbles and 2 orange marbles. Draws are made without replacement. P(1st orange then green)
a)
1/15
b)
2/15
c)
3/31
d)
1/5
7.
A box contains 5 purple marbles, 3 green marbles and 2 orange marbles. Draws are made without replacement.P(both marbles are purple)
a)
2/9
b)
1/3
c)
1/2
d)
1/4
8.
A basket contains four apples and six peaches. You randomly select one piece of fruit and eat it. Then you randomly select another piece of fruit. What is the probability that both pieces of fruit are apples.
a)
2/15
b)
3/17
c)
1/19
d)
6/21
9.

If you select a marble without looking, how likely is it that you will pick a black one?

a)

certain

b)

probable

c)

unlikely

d)

impossible

10.

If you select a marble without looking, how likely is it that you will pick a black one?

a)

certain

b)

probable

c)

unlikely

d)

impossible

11.

Kevin is making an omelet. There are 7 types of meat and 2 types of cheese to choose from. How many different omelets can Kevin make using exactly one of each item?

a)

7

b)

14

c)

9

d)

24

12.
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
13.
What is the probability of getting any letter that is not A?
a)
6/8
b)
3/4
c)
2/8
d)
1/4
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.
A box contains 3 black pens, 7 blue pens, and 5 red pens. Without looking, P(red or black)
a)
8/15
b)
15/225
c)
5/15
d)
3/15
16.
You flip a coin 20 times and record the results. Is this experimental or theoretical probability?
a)
Experimental
b)
Theoretical
17.
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
18.
Probability is ...
a)
the chance that some event will occur.
b)
a game that involves coins.
c)
a guarantee.
19.
P(not A) = 
*Remember to simplify.*
a)
6/8
b)
3/4
c)
2/8
d)
1/4
20.
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%
21.

If you select a marble without looking, how likely is it that you will pick a black one?

a)

certain

b)

probable

c)

unlikely

d)

impossible

22.

If you select a marble without looking, how likely is it that you will pick a black one?

a)

certain

b)

probable

c)

unlikely

d)

impossible

23.

If you select a marble without looking, how likely is it that you will pick a black one?

a)

certain

b)

probable

c)

unlikely

d)

impossible

24.

If you select a marble without looking, how likely is it that you will pick a black one?

a)

certain

b)

probable

c)

unlikely

d)

impossible

25.

If you select a marble without looking, how likely is it that you will pick a white one?

a)

certain

b)

probable

c)

unlikely

d)

impossible

26.

What is the probability that the spinner will land on yellow?

a)

certain

b)

probable

c)

unlikely

d)

impossible

27.
Is it certain or impossible for the spinner to land on orange?
a)
imposssible
b)
certain
28.
Which color marble is least likely to be pulled from the jar?
a)
Green 
b)
Red
c)
Blue
29.
Is it likely, less likely, certain or impossible to select a red marble from a box of 12 red marbles?
a)
likely
b)
less likely
c)
certain
d)
impossible
30.
Is it more likely, less likely, equally likely or impossible to select a boy on a field trip from group of 35 students with 12 girls?
a)
more likely
b)
less likely
c)
equally likely
d)
impossible
31.
What is the probability that the person picked will be a boy given they speak german? 
a)
.7273
b)
.4
c)
.16
d)
.22
32.
What is the probability that a female is chosen given they like a Toyota? 
a)
.525
b)
.4627
c)
.6774
d)
.3143
33.
What is the probability that they speak French given that they are a girl? 
a)
2.14
b)
.24
c)
.4
d)
.8571
34.
What is the probability that a student plays an instrument?
a)
.55
b)
.5
c)
.45
d)
.4
35.
Bag A contains 9 red marbles and 3 green marbles. Bag B contains 9 black marbles and 6 orange marbles. Find the probability of selecting one green marble from bag A and one black marble from bag B.
a)
3/20
b)
1/4
c)
3/31
d)
2/27
36.
A day in the year is randomly chosen. Given the day is in the month of December, what is the probability the day is the 25th? (December has 31 total days.)
a)
8.5%
b)
8.84%
c)
80.6%
d)
3.2%
37.
A box contains 5 purple marbles, 3 green marbles and 2 orange marbles. Draws are made without replacement. P(1st orange then green)
a)
1/15
b)
2/15
c)
3/31
d)
1/5
38.
A box contains 5 purple marbles, 3 green marbles and 2 orange marbles. Draws are made without replacement.P(both marbles are purple)
a)
2/9
b)
1/3
c)
1/2
d)
1/4
39.
There are six nickels and seven dimes in your pocket. You randomly pick a coin out of your pocket and then return it to your pocket. Then you randomly pick another coin.  What is the probability that the coin is a nickle both times?
a)
36/169
b)
6/13
c)
5/16
d)
3/19
40.
A basket contains four apples and six peaches. You randomly select one piece of fruit and eat it. Then you randomly select another piece of fruit. What is the probability that both pieces of fruit are apples.
a)
2/15
b)
3/17
c)
1/19
d)
6/21
41.
There are seven boys and seven girls in a class. The teacher randomly selects one student to answer a question. Later, the teacher randomly selects a different student to answer another question. What is the probability that the first student is a boy and the second student is a girl?
a)
7/26
b)
1/2
c)
2/17
d)
8/29
42.
Which is the best way to represent answering 25 multiple-choice questions with 4 choices for each answer?
a)
spin a spinner with four sections 25 times
b)
roll a die 25 times
c)
flip a coin 25 times
d)
roll a die 4 times
43.
A certain brand of TV has a 50% chance of being defective. Which model could be used to determine the probability that when two TVs are chosen, they will both be defective?
a)
spin a spinner with 4 equal sections
b)
roll a die twice
c)
flip a coin twice
d)
flip a coin, then roll a die
44.
Samuel has 5 different colors of pens and 2 different colors of paper. Which model could be used to show how many different choices he has?
a)
spin a spinner with 5 sections, then flip a coin
b)
roll a die 5 times
c)
flip a coin 5 times
d)
roll a die, then flip a coin 5 times
45.
What statement does the shaded region represent
a)
A or B
b)
Not A
c)
A and B
d)
Not B
46.
What is P(Foreign language | Sport)?
a)
14/27
b)
7/12
c)
23/47
d)
37/47
47.
How many senior boys play football or wrestle?
a)
9
b)
21
c)
30
d)
39
48.
What percentage of the days that it rained, did they forecast no rain?
a)
About 20%
b)
About 18%
c)
About 14%
d)
About 12%
49.
What percentage of girls have blonde hair?
a)
30%
b)
32%
c)
29%
d)
40%
50.
A bag contains 5 red marbles and 4 pink marbles. A marble is randomly drawn and then replaced. What is the probability the first marble is pink and the second is red?
a)
26.9%
b)
24.7%
c)
20.0%
d)
5%
51.
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%
52.
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
53.

What is the probability of flipping a coin

3 times and getting 3 heads?

a)

1/8

b)

1/4

c)

1/2

d)

3/4

54.

The theoretical probability of rolling an even number on a dice.

a)

3/6

b)

1/2

c)

1/6

d)

5/6

55.

A farm has 5 brown cows and 10 white cows. A fence is open and two cows escape. What is the probability that it will be a brown cow, then a white cow?

a)

1/9

b)

2/9

c)

5/21

d)

10/21

56.

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

57.

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

58.

You roll two die.

What is the probability you will roll a 4, then roll a number less than 3?

a)

1/36

b)

1/18

c)

1/9

d)

1/6

59.
A bag contains 5 quarters, 2 dimes, and 4 pennies. What is the probability of picking a quarter?
a)
5/11
b)
5/6
c)
1/3
d)
5
60.

You spin the spinner. How many possible outcomes are there?

a)

4

b)

8

c)

1

d)

6

61.
Find the theoretical probability of landing on orange or red if you spin the spinner.
a)
0
b)
3/8
c)
2/8
d)
1/4
62.
In a cup are the numbers 1 - 20. Find the theoretical probability of 
picking an even number. 
a)
10/20
b)
1/2
c)
1/20
d)
20/20
63.
In a cup are the numbers 1 - 20. Find the theoretical probability of 
picking a number divisible by 5. 
a)
4/20
b)
1/5
c)
5/20
d)
1/4
64.
An experiment consists of rolling a fair number cube. Find the theoretical probability of rolling a 3.
a)
1/6
b)
3/6
c)
1
d)
1/2
65.
An experiment consists of rolling a fair number cube. Find the theoretical probability of rolling a number greater than 3.
a)
4, 5, and 6
b)
3/6
c)
3
d)
1/2
66.
An experiment consists of rolling a fair number cube. Find the theoretical probability of rolling an 8.
a)
0
b)
8/6
c)
4/3
d)
1/2
67.
Find the theoretical probability of NOT landing on yellow if you spin the spinner.
a)
1/8
b)
7/8
c)
1
d)
7
68.
What is Theoretical Probability?
a)
The ratio of favorable outcomes to the total number of possible outcomes
b)
The ratio of favorable outcomes to the total number of trials in an experiment
c)
In probability, a controlled, repeated process (such as repeatedly tossing a coin).
d)
A single possible result.
69.

What is the probability of flipping a coin, getting tails?

a)

1/2

b)

1/3

c)

1/4

d)

Never, Tails never fails.

70.

What is the probability of spinning an even number?

a)

30%

b)

33%

c)

50%

d)

67%

71.

I flip a coin: which of these describes the possible outcomes?

Select all correct options!

a)

{Heads}

b)

{Tails}

c)

{Heads, Tails}

d)

{No Heads, 1 Head}

72.

I throw a regular 6 sided dice.

The Outcome set is {1, 2, 3, 4, 6, x}

What is the value of x?

a)

1/6

b)

0

c)

7

d)

5

73.

When listing the outcomes of an event, the order of the list matters

a)

True

b)

False

74.

An Event is the action you take, not the outcome.

Which of the following are Events?

a)

Throwing a dice

b)

Throwing a dice and getting a 5

c)

Flipping a coin

d)

Flipping a coin and getting Heads

75.

The Event is: "I spin this five-sided spinner".

Which of these describes the outcome set?

(select all correct answers)

a)

{1,2,3,4,5}

b)

1/5

c)

{Red, Purple, Green, Yellow, Pink}

d)

{5, 2, 3, 1, 4}

76.

The spinner is spun again.

Select all the TRUE statements:

a)

There are 5 outcomes

b)

Pink is the most likely outcome

c)

All outcomes are equally likely

d)

If I spin it 100 times, I could get No Greens at all

e)

If I spin 100 times, I would expect to get around 20 greens

77.

When I spin this spinner, the 5 outcomes are all equally likely.


The following statements are TRUE, but which one justifies this fact?

a)

1,2,3,4,5 are all in numerical order and equally spaced.

b)

There are 5 different colours.

c)

The pentagon has five sides.

d)

The spinner has rotational symmetry order 5.

78.

Select the correct option:

Throwing a dice and getting a 5 is:

a)

An Event

b)

An Outcome for an event

79.

I throw a coin TWICE.

Which ONE of these describes all the possible outcomes?

a)

{HH, HT, TT}

b)

{HH, HT, TH, TT}

c)

{H, T, H, T}

80.

I flip a regular coin twice, and record the number of Heads I get.


Which of the following are TRUE - select all that apply:

a)

The outcome set is {0,1,2}.

b)

The outcomes 0,1 and 2 are all equally likely.

c)

1 is the most likely outcome

d)

The outcomes are random, but not all equally likely

81.

I throw a FAIR dice, with outcomes {1,2,3,4,5,6}

What does the word FAIR tell us?

Select all statements that apply

a)

All six outcomes are equally likely

b)

There is no bias (i.e. preference) for any outcome

c)

The probability of getting a 5 is 1/6

d)

The outcome cannot be exactly predicted

82.

I throw a regular Heads/Tails coin 30 times, and I record "HEADS" 18 times.

Which of these statements seem reasonable to make:

select all that you agree with

a)

The coin is probably fair

b)

The coin is biased towards Heads

c)

The coin could be biased towards Heads

d)

The coin cannot be fair, because there are not exactly 15 Heads.

e)

I recorded "TAILS" 12 times

83.

Peter and Jane are testing a coin to see if it is fair by flipping it 30 times.


*Peter says if they get between 13 and 17 heads, he will accept it is fair.


*Jane says if they get between 10 and 20 heads, she will accept it is fair.


Select the statements you agree with

a)

Peter's test is better than Janes

b)

Peter is more likely to Wrongly Reject a Fair coin

c)

Jane is more likely to Correctly Identify a Fair coin

d)

If Peter says the coin is fair, I'm more convinced than if Jane does

e)

If Jane says the coin is Biased, I am more convinced than if Peter does

84.

A bag contains 5 quarters, 2 dimes, and 4 pennies. What is the probability of picking a quarter?

a)

5/11

b)

5/6

c)

1/3

d)

5

85.

There are 15 girls and 15 boys in 8th period. If Terry randomly selects a member of 8th period, what is the probability that she will select a boy?

a)

15/15

b)

1/2

c)

15/40

d)

8/15

86.

What is the probability of spinning a 2 on the spinner?

a)

1/2

b)

1/3

c)

1/8

d)

1/4

87.

What is the probability the spinner stops on yellow?

a)

.05

b)

50%

c)

25%

d)

3/8

88.
A die is rolled. What is the probability that the result is less than 3 ?
a)
1/2
b)
1/3
c)
1/4
d)
1/6
89.

What is the probability of spinning red?

a)

0

b)

5/12

c)

1/2

d)

3/4

90.
The letters that form the word ALGEBRA are placed in a bowl. What is the probability of choosing a letter other than “A”? 
a)
2/7
b)
5/49
c)
5/7
d)
10/49
91.

You flip a coin.


What is P(heads)?

a)

50%

b)

1%

c)

25%

d)

100%

92.

You pick a card at random.


What is P(5)?

a)

3/1

b)

3/4

c)

1/4

d)

1

93.

Gabby is picking out fabric for her bedroom. She has 20 fabric samples, and 8 of them are plaid.


What is the probability that a randomly selected fabric sample will be plaid?

a)

12/20

b)

2/5

c)

1/20

d)

20

94.

There are 15 pieces of fruit in a basket, including 3 oranges. What is the probability that a randomly selected piece of fruit will be an orange?

a)

1/5

b)

3/5

c)

5/15

d)

3/10

95.

Cindy owns 7 t-shirts, 2 of which are gray. If Cindy randomly selects a t-shirt to wear, what is the probability it will be gray?

a)

2/7

b)

5/7

c)

7/7

d)

1/7

96.

A bakery has 14 desserts for sale, including 6 pieces of pie. What is the probability that a randomly selected dessert will be a piece of pie?

a)

3/7

b)

14/6

c)

1/4

d)

1/3

97.

There are 18 dogs at the dog park on a busy Saturday. 4 of them are Yorkshire terriers. What is the probability that a randomly selected dog is a Yorkshire terrier?

a)

2/9

b)

9/2

c)

1/4

d)

1/5

98.

Earl Darenz is asked to choose a day from a week. What is the probability of choosing a day which starts with S.

a)

1/7

b)

2/7

c)

2/3

d)

1/3

99.

Of the people attending a seminar, 3 have gray hair and 30 do not. What is the probability that a randomly selected person will have gray hair?

a)

1/10

b)

30/3

c)

5/30

d)

3/5

100.
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
101.
Find the probability of rolling a 7 on a single die.
a)
1/6
b)
7/6
c)
0
d)
7/7
102.
What is the probability of spinning red?
a)
0
b)
1/2
c)
3/4
d)
1
103.
Find the experimental probability:
Roll dice:  1, 3, 3, 4, 4
P(3) = 
a)
3/5
b)
1/6
c)
2/5
d)
1/3
104.

A box contains 7 purple marbles, 6 green marbles, 2 yellow marbles, and 5 blue marbles. What is the probability of selecting a blue marble?

a)

1/4

b)

7/20

c)

3/4

d)

13/20

105.

A box contains 7 purple marbles, 6 green marbles, 2 yellow marbles, and 5 blue marbles. What is the probability of not selecting a blue marble?

a)

1/4

b)

7/20

c)

3/4

d)

13/20

106.

What is the probability of spinning an even number on the spinner pictured?

a)

16 2/3%

b)

33 1/3%

c)

50%

d)

75%

107.

What is the probability of not spinning an even number on the spinner pictured?

a)

16 2/3%

b)

33 1/3%

c)

50%

d)

75%

108.

A study of a population of 120 frogs revealed that 10 out of every 60 frogs in the population have spots on their back. Based on the results of this study, how many frogs in the population do NOT have spots on their back?

a)

80

b)

100

c)

20

d)

120

109.

A study of a population of 120 frogs revealed that 10 out of every 60 frogs in the population have spots on their back. Based on the results of this study, how many frogs in the population do have spots on their back?

a)

80

b)

100

c)

20

d)

120

110.

What is the probability of spinning green?

a)

0

b)

1/4

c)

1/2

d)

3/4

111.

What is the probability of not spinning green?

a)

0

b)

1/4

c)

1/2

d)

3/4

112.

The letters that form the word ALGEBRA are placed in a bowl. What is the probability of not choosing the letter “A”?

a)

2/7

b)

5/49

c)

5/7

d)

10/49

113.

The letters that form the word ALGEBRA are placed in a bowl. What is the probability of choosing the letter “A”?

a)

2/7

b)

5/49

c)

5/7

d)

10/49

114.

An event is DEPENDENT, if...

a)

The first event has no affect on the next event

b)

The first event affects the second event

115.

Is the event INDEPENDENT or DEPENDENT?

Amy plays card games. She picks a card at random. Then without putting the first card back, he picks a second card at random.

a)

Independent

b)

Dependent

116.

Cindy flips a coin once, records the result, then flips it again. Does this situation represent INDEPENDENT or DEPENDENT events?

a)

Independent

b)

Dependent

117.

Sue will randomly select from a treat bag containing 6 lollipops and 4 gum balls. Sue will select a treat, not replace it, and then select a second treat.

a)

Independent

b)

Dependent

118.

A jar contains 4 white playing chips, 5 purple chips, and 1 black chip. Chips are selected randomly one at a time, and are not replaced. Find P(purple then black)

a)

1/18

b)

2/5

c)

3/7

d)

4/9

119.

A box contains 5 purple marbles, 3 green marbles and 2 orange marbles. Draws are made without replacement. Find P(both marbles are purple)

a)

2/9

b)

1/3

c)

1/2

d)

1/4

120.

What is the probability when Sue will randomly select from a treat bag containing 6 lollipops and 4 gum balls. Sue will select a treat, not replace it, and then select a second treat. Find P(gumball then lollipop)

a)

1/24

b)

4/15

c)

1/100

d)

2/10

121.

A jar contains 4 white chips, 5 purple chips, and 1 black chip. Chips are selected randomly one at a time, and are not replaced. Find P(white, then purple, then black)

a)

1/36

b)

2/39

c)

5/41

d)

6/43

122.
A jar contains 4 white chips, 5 purple chips, and 1 black chip. Chips are selected randomly one at a time, and are not replaced. P(purple then black)
a)
1/18
b)
2/5
c)
3/7
d)
4/9
123.
A box contains 5 purple marbles, 3 green marbles and 2 orange marbles. Draws are made without replacement. P(orange,green)
a)
1/15
b)
2/15
c)
3/31
d)
1/5
124.
Mrs. Cole has to choose two pieces of fruit for her lunch.  If she randomly takes two pieces of fruit from a bowl of 8 oranges and 8 apples, what is the probability she will choose two apples?  (Mrs. Cole does not put back the first piece of fruit before she takes the second piece of fruit)
P(apple, apple)
a)
1/4
b)
7/30
c)
1/32
d)
1/64
125.
Which compound event if composed of dependent events?
a)
Selecting a candy bar from a bag eating the candy bar and selecting again
b)
Selecting a candy bar from a bag, deciding you don't want it, replace the candy bar and select again.
126.
In a box there are 3 red pens, 2 green pens, and 1 blue pen. What is the probability of picking a red pen, not replacing it, and then picking a blue pen?
a)
1/2
b)
4/11
c)
1/10
d)
2/3
127.
Two marbles are drawn from a container in such a way that the first marble drawn is replaced before selecting the second marble. Does the outcome of the first draw affect the outcome of the second?
a)
Yes
b)
No
128.
There are 5 red roses, 3 yellow roses, and 8 white roses in a tray. If Stephanie picked 2 roses one after the other without replacing, then what is the probability of picking a white rose first and a red rose next?
a)
1/6
b)
5/6
c)
1/3
d)
2/3
129.

You are at the movies with your friends and decided to buy a small bag of gummy bears. There are 4 red bears, 5 green bears, and 3 yellow bears in the bag. What is the probability that you will get yellow gummy bears and then red gummy bears?

a)

The probability is 3/11

b)

The probability is 1/11

c)

The probability is 3/132

d)

The probability is 3/12

130.
A spinner consists of two A’s, three B’s, and three C’s. What is the probability of  spinning a B?
a)
2/8
b)
2/3
c)
3/8
d)
1/4
131.
A box contains 3 black pens, 7 blue pens, and 5 red pens. Without looking, P(red or black)
a)
8/15
b)
15/225
c)
5/15
d)
3/15
132.
If I flip a coin 10 times, how many times should I get heads?
a)
1
b)
10
c)
3
d)
5
133.
There are 6 red marbles, 5 green marbles, and 4 yellow marbles in a bag. If Joe picks 2 marbles one after the other without replacement, then what is the probability that both are red in color?
a)
2/5
b)
1/21
c)
4/25
d)
1/7
134.
There are 2 violet balls and 4 pink balls in a bag. If two balls are drawn one after the other, then what is the probability of getting violet first and pink next, if the first ball drawn is replaced?
a)
1/3
b)
2/9
c)
1/6
d)
1/4
135.
A basket contains 5 purple pencils and 9 brown pencils. If two pencils are picked at random one after the other without replacement, then what is the probability that both the pencils are purple?
a)
9/182
b)
5/182
c)
2/91
d)
10/91
136.
A basket contains 5 purple pencils and 9 brown pencils. If two pencils are picked at random one after the other without replacement, then what is the probability that both the pencils are purple?
a)
9/182
b)
5/182
c)
2/91
d)
10/91
137.
Theoretically, what is the probability of rolling a sum of two with a pair of dice?
a)
1/6
b)
2/12
c)
1/36
d)
1/18
138.
The letters that form the word ALGEBRA are placed in a bowl. What is the probability of choosing a letter other than “A”? 
a)
2/7
b)
5/49
c)
5/7
d)
10/49
139.
A jar contains 2 green marbles, 4 blue marbles, 3 yellow marbles, and 2 black marbles. A marble is chosen at random from the jar and replaced. Then a second marble is chosen at random. Find the probability of the first marble being green and the second marble being yellow. 
a)
4/121
b)
8/121
c)
3/121
d)
6/121
140.
Two cards are drawn from a standard deck of cards and no cards are returned to the deck. Identify whether the events are independent or dependent. 
a)
Independent
b)
Dependent
141.
Two marbles are randomly drawn from a bag containing 3 purple, 1 blue, and 1 yellow marble. The first marble is blue and is not replaced. Find the probability of drawing a second marble that is purple. 
a)
3/5
b)
3/4
c)
3/20
d)
2/5
142.
How many outcomes are there with tossing a coin and rolling a dice?
a)
2
b)
6
c)
12
d)
24
143.
You roll a six sided die. What is the probability of rolling an even number three times in a row? 
a)
3/100
b)
1/2
c)
1/6
d)
1/8
144.
Bag A contains 9 red marbles and 3 green marbles. Bag B contains 9 black marbles and 6 orange marbles. Find the probability of selecting one green marble from bag A and one black marble from bag B.
a)
3/20
b)
1/4
c)
3/31
d)
2/27
145.
Is the following compound event independent or dependent
P(1 and A)
a)
Independent
b)
Dependent
146.

A coin and a number cube with the numbers 1 through 6 are tossed. What is the probability of the coin showing tails and the number cube showing the number 3?

a)

1/12

b)

1/4

c)

1/8

d)

1/2

147.
What is Theoretical Probability?
a)
The ratio of favorable outcomes to the total number of possible outcomes
b)
The ratio of favorable outcomes to the total number of trials in an experiment
c)
In probability, a controlled, repeated process (such as repeatedly tossing a coin).
d)
A single possible result.
148.
Experimental Probability is...
a)
what will happen 
b)
what actually happens
c)
what should happen
d)
what I think happens
149.
You roll a pair of number cubes (dice). Which equation represents how to find the probability of rolling a 2 and an odd number?
P(2, then odd)
a)
⅙ x ½ = 1/12
b)
⅙ + ½ = 2/8
c)
 ½ x ½ = 1/4
d)
⅓ + ½ = 5/6
150.
The tree diagram shows the outcomes of rolling a die and flipping a coin.  
How many total outcomes are there?  
a)
6
b)
12
c)
24
d)
36

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