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Math 7 Test Review - Unit 4 Functions and More

Total questions: 60

Worksheet time: 15hrs 0mins

Name
Class
Date
1.
Solve for X.
a)
2 ft
b)
3 ft
c)
4 ft
d)
6 ft
2.
The pair of figures is similar. Find the missing side.
a)
x = 9
b)
x = 28
c)
x = 7
d)
x = 63
3.
Two objects that are the same shape but not the same size are _______.
a)
Congruent
b)
Vertical
c)
Similar
d)
Complementary 
4.
All angles in similar figures are congruent.  
a)
True
b)
False
5.
Click to see image.
a)
A
b)
B
c)
C
d)
D
6.
Click to see question.
a)
100 ft.
b)
33.5 ft.
c)
536 ft.
d)
1206 ft.
7.
All corresponding angles in congruent figures are congruent.  
a)
True
b)
False
8.

What side is corresponding to line AB?

a)

DE

b)

EF

c)

BC

d)

DF

9.

What side is corresponding to line EF?

a)

BC

b)

ED

c)

EF

d)

AB

10.

What angle is corresponding to angle C?

a)

F

b)

D

c)

E

d)

A

11.

What angle is corresponding to angle D?

a)

A

b)

B

c)

C

d)

F

12.
What is the slope of the line y= -4x + 10?
a)
10
b)
4
c)
-4
d)
-10
13.
What is the y-intercept of the line y = 4x - 10?
a)
4
b)
-4
c)
10
d)
-10
14.
What is the y-intercept of the line graphed?
a)
3
b)
0
c)
It doesn't have one
d)
2
15.
What is the y-intercept of the line graphed?
a)
2
b)
-1
c)
1/2
d)
Can't be determined
16.
What is the slope of the line graphed?
a)
2
b)
-1
c)
1/2
d)
-1/2
17.
What is the equation that matches the graph?
a)
y = 1/2 x
b)
y = -1/2 x
c)
y = 2x
d)
y = -2x
18.
Lonnie plans to join the gym.  He must pay a $35 membership fee.  He will then pay $5 each month.  What is the slope?
a)
7
b)
35
c)
5
d)
1/7
19.
Find the slope of the line.
a)
1/2
b)
-1/2
c)
2
d)
-2
20.
What is the y-intercept in the following equation:  y=-4x-5
a)
-4
b)
-4x
c)
5
d)
-5
21.
Identify the slope as positive, negative, zero or undefined.
a)
positive
b)
negative
c)
zero
d)
undefined
22.
What is the y-intercept?
a)
-1
b)
3
c)
-3
d)
-2
23.
Find the slope of the line.
a)
-2
b)
2
c)
-1
d)
1
24.
What does 'b" represent in y=mx=b
a)
y-intercept
b)
macaroni
c)
nothing
d)
slope
25.
In the equation y=mx+b, what does the m represent?
a)
slope
b)
y-intercept
c)
linear
d)
point-slope
26.
Find the slope from the table.
a)
1/4
b)
-1/4
c)
-4/1
d)
4/1
27.
which table  is created from the equation..
y = -5x + 1?  
a)
graph a
b)
graph b
c)
graph c
d)
graph d
28.
Find the slope from the table.
a)
-4
b)
1
c)
4
d)
-2
29.
Which of these lines has a slope of -3?
a)
A
b)
B
c)
C
d)
D
30.
Determine the slope and y-intercept from the following equation:   y = 3/2x + 3
a)
slope: 5   y-intercept:  (0,3) 
b)
slope: 3/2   y-intercept:  (0,3) 
c)
slope:  4  y-intercept:  (0,3/2)
d)
slope: 1/5   y-intercept:  (0,5) 
31.
which table  is created from the equation..
y = -5x + 1?  
a)
graph a
b)
graph b
c)
graph c
d)
graph d
32.
What is the slope?
a)
-1/3
b)
-3
c)
-4
d)
5
33.
What is the simple definition of slope? 
a)
line
b)
run/rise
c)
undefinied
d)
rise/run
34.
What is the y-intercept?
a)
1/2
b)
2
c)
7
d)
3
35.
Write the equation of the line.
a)
y = -1/3x - 2
b)
y = 1/3x - 2
c)
y = 3x - 2
d)
y = -3x - 2
36.
Write the equation of the line.
a)
y = -2/3x + 4
b)
y = 2/3x + 4
c)
y = 3/2x + 4
d)
y = -3/2x + 4
37.
Probability is ...
a)
the chance that some event will occur.
b)
a game that involves coins.
c)
a guarantee.
38.
Probability can be written as ...
a)
a fraction
b)
a decimal
c)
a percent
d)
all of the above
39.
An unlikely chance event is closer to what number?
a)
0
b)
1
c)
2
d)
3
40.
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
41.
Is the spinner more likely or less likely to land on green than yellow?
a)
more likely
b)
less likely
42.
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
43.

What is the theoretical probability of the spinner landing on yellow?

a)

1/4

b)

1/2

c)

1/3

d)

2/3

44.

Choose the statement that is true about the experimental and theoretical probability of rolling a number cube 20 times.

a)

The experimental probability of rolling 3 is 16.6% and the theoretical probability is 15%

b)

The experimental probability of rolling 3 is 15% and the theoretical probability is 16.6%

c)

The experimental probability of rolling 1 is greater than the theoretical probability

d)

The experimental probability of rolling 6 is 16.6% and the theoretical probability of rolling 6 is 25%

45.
a)

75

b)

45

c)

15

d)

40

46.

If the spinner was spun 50 times and landed on 11 fifteen times, which statement is true?

a)

The experimental probability of landing on 11 is 1/8 while the theoretical probability of landing on 11 is 3/10

b)

The theoretical probability of landing on 11 is 12.5% while the experimental probability of landing on 11 is 30%

c)

The experimental probability of landing on 11 is less than the theoretical probability of landing on 11

d)

The theoretical probability of landing on 11 is equal to the experimental probability of landing on 11

47.
a)

2/5

b)

2/3

c)

4/15

d)

4/11

48.
a)

The more times the coin is tossed, the closer the experimental probability will get to the theoretical probability

b)

The theoretical probability is less than the experimental probability of landing on tails.

c)

The theoretical probability of landing on tails is 1/2 and the experimental probability of landing on tails is 19/40

d)

The theoretical probability is the same as the experimental probability of landing on tails.

49.

What is the theoretical probability of randomly picking a Purple marble from Molly's Sack of Marbles?

a)

4/5

b)

3/15

c)

2/15

d)

8/21

50.
a)

1/5

b)

1/8

c)

1/4

d)

1/6

51.

A cell phone company expects that every 2 out of 25 cell phones will have some form of defect. At this rate, how many cell phones out of 500 will be expected to have a defect?

a)

35

b)

40

c)

4

d)

12

52.

Every 3 out of 12 vehicles on a highway is a truck. How many trucks are expected to be on a highway with 3,600 vehicles?

a)

300

b)

600

c)

900

d)

1,200

53.

Bella will roll a number cube, labeled 1 through 6, 300 times. About how many times could Bella expect to roll a number less than 4?

a)

50

b)

100

c)

150

d)

200

54.

Alexis has a number cube labeled 2, 4, 6, 8, 10, and 12. He will roll the cube 100 times. About how many times could Alexis expect the number cube to land on 8?

a)

5

b)

8

c)

11

d)

16

55.
Experimental Probability is:
a)
What Will happen 
b)
What actually happens
c)
What should happen
d)
What I think Happens
56.
Theoretical Probability is?
a)
What Should happen
b)
What does happen
c)
What Will Happen
d)
What I want to Happen
57.

The arrow is spun 15 times and landed 4 times on the section labeled Q. Which statement is true?

a)
b)
c)
d)
58.

Theoretical Probability is ____

a)

data from our experiment

b)

our prediction

59.

Experimental Probability is ______

a)

data from our experiment

b)

our prediction

60.
What is the Theoretical Probability of not landing on red?
a)
25%
b)
50%
c)
65%
d)
66.7%

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