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Unit Review

Total questions: 23

Worksheet time: 1hrs 12mins

Name
Class
Date
1.
A bag contains 5 green marbles, 7 blue marbles and 3 yellow marbles. Write the ratio of green marbles to yellow marbles.
a)
7 : 3
b)
5 : 3
c)
3 : 7
d)
3 : 5
2.
What is the probability of selecting a cherry piece?
a)
3/12
b)
12/12
c)
5/12
d)
50%
3.
Jared is going to perform an experiment in which he spins each spinner once.  What is the probability that the first spinner will land on B, the second spinner will land on 3, and the third spinner will land on Green?  Express your answer as a fraction in simplest form.
Spinner 1 = A & B
Spinner 2 = 1, 2, 3, 4
Spinner 3 = Blue, Red, Green
a)
1/4
b)
1/8
c)
1/12
d)
1/24
4.
Ryan has 4 rap songs, 11 pop songs, 8 country songs, and 2 rock songs. What is the probability of Ryan picking a rock song or a pop song?
a)
2/25
b)
13/25
c)
11/25
d)
22/25
5.
In a standard deck of 52 playing cards, what is the probability that a randomly chosen card is a red 7 ?
a)
1/24
b)
1/25
c)
1/26
d)
1/30
6.

Which of the following names is not associated with the following graph:

a)

Boxplot

b)

Whisker plot

c)

Box

d)

TeamXplot

7.

In the image graph, the median value is:

a)

50

b)

65

c)

70

d)

80

8.

Which group has the greater MEDIAN?

a)

A

b)

B

c)

They are equal

d)

There is no median

9.

According to the following data: 3 - 4 - 4 - 4 - 5 - 6 - 6 - 7 - 8 - 9 - 9

The 3rd quartile is the data:

a)

6

b)

7

c)

8

d)

9

10.

The graph shows the wait times for fast food restaurants in quarentine.

¿Which restaurant has the longest waiting time?

a)

1

b)

2

c)

3

d)

They are equal

11.

¿Which restaurant has the shortest waiting time?

a)

1

b)

2

c)

3

d)

They are equal

12.

The result of 25 + -11 is

a)

14

b)

-14

c)

36

d)

-36

13.

Solve the following expresion: 18 — (3 — 6 — 10) =

a)

11

b)

-11

c)

31

d)

-31

14.

Solve the following expresion: (+60) : [(—4) · (+5)] =

a)

3

b)

-3

c)

13

d)

-13

15.

The sum of two integers is -22, and the sum of their absolute values is 70. What are these numbers?

a)

-$46 and $24

b)

-$5 and $147

c)

-$8 and $21

d)

-$24 and -$46

16.
Name the x- and y-intercepts of the equation:
2x + y = 6
a)
(0, 3) and (6, 0)
b)
(0, -3) and (-6, 0)
c)
(3, 0) and (0, 6)
d)
(-3, 0) and (0, -6)
17.

What is the equation in the form

Y - Y1 = m(X - X1)

when m=3,

by (-9 , -5)

a)

y - 5 = 3(x - 9)

b)

y - 9 = 3(x - 5)

c)

y + 5 = 3(x + 9)

d)

y + 5 = 3(x - 9)

18.
What is the solution?
a)
(6, 3)
b)
(3, 6)
c)
(-6, 3)
d)
No solution
19.
Give the solution to the system.
a)
(3,1)
b)
(1,3)
c)
(-1,3)
d)
(1, -3)
20.

Corresponding to the graph, ¿what is the intercept with the Y axis?

a)

1

b)

-1

c)

0

d)

2

21.
-5 - 6a = -59
a)
a= 11
b)
a= -6
c)
a= 9
d)
a= 2
22.
Solve 2x - 3 = 1 
a)
3
b)
2
c)
1
d)
-2
23.
Solve  8 - 2x = 30
a)
-11
b)
11
c)
-12
d)
12