Free Printable Days 1-3 Probability Practice

1.

Determine whether the following scenarios are a permutation or a combination:

Selecting a lead and an understudy for a school play.
(a)

Choose from the below words

Permutation

Combination

2.

Picking a team of three people out of a group of 10.

a)

Permutation

b)

Combination

c)

Neither

3.

If A = {1, 3, 5, 7, 9} and B = {2, 3, 5, 7}, what is A ∩ B?

a)

{3, 5, 7}

b)

{2, 3, 5, 7}

c)

{2, 3, 5, 7, 9}

d)

{1, 2, 3, 5, 7, 9}

4.

What does this symbol ( ∪ ) represent in set theory?

a)

Union

b)

Intersection

c)

Disjointed

d)

Subset

5.

What does this symbol ( ∩ ) represent in set theory?

a)

Union

b)

Intersection

c)

Disjointed

d)

Subset

6.

If A = {1, 3, 5, 7, 9} and B = {2, 3, 5, 7}, what is A ∪ B?

a)

{3, 5, 7}

b)

{2, 3, 5, 7}

c)

{2, 3, 5, 7, 9}

d)

{1, 2, 3, 5, 7, 9}

7.

If $X = \{a, b, c\}$ and $Y = \{b, c, d, e\}$ , find $X \cap Y$ .

a)

$\{a, b, c, d, e\}$

b)

$\{b, c\}$

c)

$\{a, d, e\}$

d)

$\emptyset$

8.

Given $U = \{1, 2, 3, 4, 5, 6, 7, 8, 9\}$ and $A = \{2, 4, 6, 8\}$ , what is $A'$ (the complement of $A$ )?

a)

$\{1, 3, 5, 7, 9\}$

b)

$\{2, 4, 6, 8\}$

c)

$\{1, 2, 3, 4, 5, 6, 7, 8, 9\}$

d)

$\{3, 5, 7\}$

9.

What statement does the shaded region represent

a)

A or B

b)

Not A

c)

A and B

d)

Not B

10.

How many senior boys play football or wrestle?

a)

9

b)

21

c)

30

d)

39

11.

How many people own cats?

a)

3

b)

4

c)

6

d)

7

e)

10

12.

How many people only own cats and dogs?

a)

3

b)

4

c)

6

d)

7

e)

9

13.

How many people ONLY own dogs?

a)

3

b)

4

c)

6

d)

7

e)

9

14.

Determine n(W ⋂ C)'.

a)

6

b)

15

c)

54

d)

60

15.

What does this symbol ( $A'$ ) represent in set theory?

a)

n of A

b)

number of elements in set A

c)

element of A

d)

Complement of A

16.

A six-sided number cube has sides labeled 1, 2, 3, 4, 5, and 6. If you roll the cube once, what is the probability of rolling a number bigger than 4?

Type your answer as a fraction (for example, 3/7).

(a)

17.

You have a set of 12 cards numbered 1 through 12. You choose a card at random. Event A is choosing a number less than 5, and event B is choosing an even number. Calculate $P\left(A\right).$

Type your answer as a fraction (for example, 3/7).

(a)

18.

The members of Set B are

a)

{8, 10, 13, 17}

b)

{2, 5, 19}

c)

{2, 5, 9, 15, 19}

d)

{8, 9, 10, 13, 15, 17}

19.

$P'$

a)

{2,4,5,7,8}

b)

{2,4,8}

c)

{1,3,7,5}

d)

{2,6}

20.

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.

21.

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

22.

A bag has 10 marbles. What is the probability of pulling a red?

a)

3/10

b)

3/9

c)

1/9

d)

1/3

23.

If you were to roll the die one time what is the probability of it landing on a 2?

a)

2/6

b)

1

c)

1/6

d)

1/3

24.

5 red sweets, 7 green sweets, and 8 blue sweets are contained in a plastic bag. What is the probability that a sweet will be green or blue if it is randomly chosen from the bag?

a)

1/4

b)

3/4

c)

1/2

d)

2/3

25.

What is P(not Foreign Language)?

a)

10/50

b)

13/50

c)

3/50

d)

14/50

Days 1-3 Probability Practice

Total questions: 25

Worksheet time: 2hrs 32mins

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