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Math 7 Review

Total questions: 100

Worksheet time: 3hrs 48mins

Name
Class
Date
1.

What is an event that will happen or has a probability of 1?

a)

theoretical

b)

probability

c)

mutually exclusive

d)

certain

2.

outcome with the same chance of occurring

a)

certain

b)

impossible

c)

equally likely

d)

independent

3.

a situation involving doing the activity that leads to results or outcomes.

a)

complement

b)

outcome

c)

theoretical

d)

experimental

4.

an event with a probability of zero

a)

impossible

b)

mutually exclusive

c)

outcome

d)

outcome

5.

The measure of the likelihood that an event will occur. The chance that an event will happen. A ratio of chance/all chances.

a)

equally likely

b)

probability

c)

outcomes

d)

tree diagram

6.

Mathematical calculation that an event will happen in theory.

a)

experimental probability

b)

theoretical probability

c)

outcomes

d)

dependent event

7.
Possible results of an event
a)
outcomes
b)
compound event
c)
simple event
d)
probability
8.

One outcome or collection of outcomes that do not depend on another outcome(s).

a)

simple event

b)

experimental probability

c)

theoretical probability

d)

fundamental counting principle

9.

A set of all possible outcomes of one or more events. Ex. {1,2,3,4,5,&6}

a)

Independent Events

b)

experimental

c)

Probability

d)

Sample Space

10.
Horizontal Axis
a)
y-coordinate
b)
x-coordinate
c)
y-axis
d)
x-axis
11.
Word meaning addition.
a)
Quotient
b)
Product
c)
Sum
d)
Difference
12.

The formula for circumference

a)

2r

b)

d π\pi  

c)

π r2\pi\ r^2  

d)

c ÷πc\ \div\pi  

13.
A number, variable, product, or quotient in an expression or equation.
a)
Absolute value
b)
Prime
c)
Inequality
d)
Term
14.
A symbol for an unknown value.
a)
Proportion
b)
Variable
c)
Mean
d)
Integer
15.
In an ordered pair, the value that is always written first.
a)
x-coordinate
b)
y-coordinate
c)
x-axis
d)
y-axis
16.
The set of whole numbers and their opposites.
a)
Reciprocal
b)
Proportion
c)
Integers
d)
Mean
17.
Word meaning division
a)
Sum
b)
Product
c)
Difference
d)
Quotient
18.
The middle number in a sorted list of numbers.
a)
Mean
b)
Median
c)
Ordered pair
d)
Quotient
19.

The x axis represents the

a)

independent variable

b)

dependent variable

c)

constant of proportionality

d)

horizontal axis

20.

In an ordered pair, the value that is always written second (the second number after the comma).

a)
x-axis
b)
y-axis
c)
x-coordinate
d)
y-coordinate
21.
Two numbers written to represent a point on a graph.
a)
Parallel
b)
Ordered pair
c)
Quadrant
d)
Inequality
22.
The average of all the numbers in a data set.
a)
Mean
b)
Median
c)
Variable
d)
Reciprocal
23.
The bottom part of a fraction.
a)
Denominator
b)
Numerator
c)
x-coordinate
d)
y-coordinate
24.
The number of cubic units it takes to fill a figure.
a)
Mean
b)
Volume
c)
Proportion
d)
Inequality
25.
Lines that are always the same distance apart.  They do not intersect.
a)
Parallel 
b)
Prime
c)
Reciprocal
d)
Volume
26.
A number sentence the uses less than, greater than, less than or equal, or greater than or equal
a)
Expression
b)
Inequality
c)
Parallel
d)
Equation
27.
A fraction flipped upside-down.
a)
Equation
b)
Reciprocal
c)
Absolute value
d)
Percent
28.
The small number that tells how many times to multiply the base number.
a)
Exponent
b)
Squared
c)
Integer
d)
Expression
29.
Word meaning subtraction.
a)
Difference
b)
Sum
c)
Product
d)
Quotient
30.
Multiplying a number by itself.
a)
Exponent
b)
Reciprocal
c)
Absolute value
d)
Squared
31.
Vertical Axis
a)
y-axis
b)
x-axis
c)
y-coordinate
d)
x-coordinate
32.
Word meaning multiplication.
a)
Product
b)
Sum
c)
Difference
d)
Quotient
33.
The center of a coordinate plane located at the ordered pair coordinates (0, 0).
a)
X-axis
b)
Y-axis
c)
Origin
d)
Center
34.

The term for measuring the distance around the outside of an object is

a)

perimeter

b)

area

c)

volume

d)
35.
The coefficient of the term 3x5 is...
a)
x
b)
5
c)
3
d)
The whole thing
36.

A drawing of a shape that is proportional to another is called:

a)

Scale Drawing

b)

Angle

c)

Degree

d)

Polygon

37.

Angles are measured in:

a)

degrees

b)

centimeters

c)

celcius

d)

inches

38.

Angles whose measures have a sum of 90°

a)

Complementary Angles

b)

Supplementary Angles

c)

Vertical Angles

d)

Opposite Interior Angles

39.

Angles whose measures have a sum of 180°.

a)

Supplementary Angles

b)

Complementary Angles

c)

Vertical Angles

d)

Right Angles

40.

The score or number that happens the most.

a)

Mean.

b)

Mode.

c)

Median.

d)

Range

41.

A value much greater or much less than the others in a data set:

a)

Outlier

b)

Mean

c)

Mode

d)

Range

42.

The difference between the greatest and least values in a data set:

a)

Mode

b)

Mean

c)

Range

d)

Median

43.
A triangle where all sides are the same length. 
Un triangulo con tres lados congruentes. 
a)
Equilateral Triangle / Triangulo Equilatero
b)
Scalene Triangle / Triangulo Escaleno
c)
Isosceles Triangle/ Triangulo Isosceles
d)
Obtuse Triange/ Triangulo Obtuso 
44.
This picture represents...
a)
an obtuse angle
b)
an acute angle
c)
a right angle
d)
a straight angle
45.
An angle that measures greater than 90 degrees, but less than 180 degrees.
a)
acute angle
b)
right angle
c)
obtuse angle
d)
straight angle
46.
This picture represents...
a)
a straight angle
b)
an acute angle
c)
an obtuse angle
d)
a right angle
47.

The number of square units needed to cover the surface of a flat shape is called the ______________.

a)

perimeter

b)

area

c)

circumference

d)

volume

48.

The dependent variable is located on the

a)

x axis

b)

origin

c)

y axis

49.
An integer is
a)
Negative decimal
b)
Positive decimal
c)
includes zero
d)
A positive or negative whole number
50.
Percent is define as
a)
The number 100
b)
a number out of 100
c)
100 cents
d)
$1
51.

The constant of proportionality is

a)

a unit rate

b)

the independent variable (x)

c)

the dependent variable (y)

d)

the number you add or subtract

52.

What's a way to define absolute value?

a)

The value of a number

b)

The opposite of a number

c)

The distance of a number from zero

d)

The multiplicative inverse of a number

53.

The diameter is

a)

half the length of the radius

b)

twice the length of the radius

c)

the distance around a circle

d)

π\pi  

54.

Scale factor is

a)

the number you add to the original side lengths

b)

the number you divide the original side lengths by

c)

the number you multiply the original side lengths by

d)

the number you subtract from the original side lengths

55.

y ÷ x =y\ \div\ x\ =  

a)

π\pi  (pi)

b)

k (constant of proportionality)

c)

c (circumference)

d)

d (diameter)

56.

π =\pi\ =  

a)

r2r^2  

b)

c ÷ dc\ \div\ d  

c)

2 r2\ r  

d)

d ÷ 2d\ \div\ 2  

57.

circumference

a)

the space inside a circle

b)

the distance across the circle

c)

the distance around a circle

d)

the distance from the center of the circle to the outside edge

58.
Does this graph represent a proportional relationship?  
a)
No, because it doesn't pass through the origin.
b)
Yes, because it doesn't pass through the origin.
c)
Yes, because it intersects the y axis.
d)
No, because it intersects the x axis.
59.
What makes a graph proportional?
a)
Straight Line
b)
The line goes through (0,0)
c)
Curvy line
d)
Straight line and passes through (0,0)
60.
In the equation y = 14x, what is the constant of proportionality?
a)
y
b)
x
c)
14
d)
y=14
61.
When multiplying or dividing a NEGATIVE and NEGATIVE number your answer will be...
a)
Positive
b)
Negative
c)
Depends on the largest number
d)
None of the above
62.
When multiplying or dividing a NEGATIVE and POSITIVE number your result will be...
a)
Positive
b)
Negative
c)
Depends on which is bigger.
d)
None of the above
63.

Find the equivalent expression for:


4x

a)

x ⋅ x ⋅x ⋅x

b)

x + x + x + x

c)

x4

d)

x ÷ x ÷ x ÷ x

64.
Which expression is equivalent to 3x + 5 + 7x + 2?
a)
10x + 7
b)
17x
c)
17
d)
15x + 2
65.
Use the given expression to answer the following question. 
5x + 9 - 4b
There are _________ terms in the given algebraic expression. 
a)
2
b)
3
c)
4
d)
5
66.

A positive plus a negative is

a)

Can be positive, negative or zero for an answer

b)

Always a positive answer

c)

Always a negative answer

d)

Always zero

67.

A negative minus a negative is

a)

Can be positive, negative or zero for an answer

b)

Always a negative answer

c)

Always a positive answer

d)

Always an answer of zero

68.

A positive minus a negative is

a)

Can be positive, negative or zero for an answer

b)

Always a negative answer

c)

Always a positive answer

d)

Always equal to zero

69.

A negative minus a positive is

a)

Can be positive, negative or zero for an answer

b)

Always a negative answer

c)

Always a positive answer

d)

Always equal to zero

70.

Find the Absolute Value.


|-1| =______

a)

-1

b)

1

71.
When you add opposites, what do you get?
a)
0
b)
A negative number
c)
Attraction
d)
You cannot add opposites
72.
I 5 I
a)
5
b)
-5
73.

how would you solve this equation: 9x=153?

a)

multiply by 9 on both sides

b)

divide by 9 on both sides

c)

add 9 to both sides

d)

subtract 9 from both sides

74.
The distance halfway across the circle is called the...
a)
radius
b)
diameter
c)
circumference
d)
area
75.
The distance across the circle through the center is called the...
a)
radius
b)
diameter
c)
circumference
d)
area
76.
The distance all the way around the circle is called the...
a)
radius
b)
diameter
c)
circumference
d)
area
77.
If you multiply π × d then you will get the...
a)
radius
b)
diameter
c)
circumference
d)
area
78.
If you multiply π × r × r  then you will get the...
a)
radius
b)
diameter
c)
circumference
d)
area
79.
If you multiply 2 × r  then you will get the...
a)
radius
b)
diameter
c)
circumference
d)
area
80.
If you multiply ½ × d  then you will get the...
a)
radius
b)
diameter
c)
circumference
d)
area
81.
When graphing b ≤ 6 would you use an open or closed circle?
a)
Open
b)
closed
82.

Match the graph with its inequality.

a)

11 < a

b)

11 > a

c)

11 ≤ a

d)

11 ≥ a

83.

Which graph matches the inequality

-2 ≥ n?

a)

A

b)

B

c)

C

d)

D

84.
The steps in solving 5b - 6 = 24 are: 
a)
Add 6 to both sides and divide both sides by 5
b)
Add 6 to both sides and multiply both sides by 5
c)
Subtract 6 from both sides then multiply both sides by 5
d)
Subtract 6 from both sides then divide both sides by 5
85.

What is the most efficient first step to solve this equation:

11 - 3x = 44

a)

Add 3 to both sides

b)

Subtract 11 from both sides

c)

Add 11 to both sides

d)

Divide 3 on both sides.

86.
What was done to solve the equation?
(Line 1)          5x - 8 = 32
(Line 2)          5x = 40
(Line 3)          x = 8
a)
add 8 to both sides, then divide both sides by 5
b)
add 8 to both sides, then divide both sides by 40
c)
subtract 8 from both sides, then divide by 5
d)
subtract 8 from both sides, then multiply by 5
87.

Where does a mistake first occur? What should have been done?

a)

Line 2 - You should subtract 4 from both sides.

b)

Line 5 - Calculation error

c)

Line 2 - You should divide by 3 first.

d)

Line 4 - You should divide by -3 on both sides.

88.

A coefficient is __________.

a)

the variable

b)

a constant

c)

an exponent

d)

the number that is multiplied by the variable

89.
A constant term has ______.
a)
no exponents
b)
no variables
c)
no numbers
d)
no letters
90.

What is the first inverse operation needed to solve for p?

765 = 5p - 254

a)

Subtracting 254 from both sides

b)

Adding 254 to both sides

c)

Multiplying both sides by 5

d)

Dividing both sides by 5

91.
What is the first step to solve this equation:
11 - 3x = 44
a)
Add 3 to both sides
b)
Subtract 11 from both sides
c)
Add 11 to both sides
d)
Divide 3 on both sides.
92.

Step 1 for solving this equation is

-6(w + 1) = -11

a)

Expand, distribute the -6.

b)

Subtract 1 from both sides

c)

Add 6 to both sides

d)

Add 1 to both sides

93.

Is the solution below correct? If not, where was the first mistake made?

5 = 2d - 18

-2d = -2d

3d = -18

÷3 = ÷3

d = 6

a)

Yes

b)

No, they should have added 18 to both sides instead of subtracting 2d from both sides.

c)

No, they forgot that -18 divided by 3 is -6, not 6.

d)

No, they should have subtracted 2 from both sides, not 2d.

94.

The steps in solving 5b - 6 = 24 are:

a)

Add 6 to both sides then divide both sides by 5

b)

Add 6 to both sides then multiply both sides by 5

c)

Subtract 6 from both sides then multiply both sides by 5

d)

Subtract 6 from both sides then divide both sides by 5

95.
Find the Error
What error did the student make when solving the equation:
5x + 6 =  66
5x - 6 = 66 -6
5x = 60
5*5x= 60*5
x = 300
a)
The student subtracted 6 from both sides instead of adding
b)
Student multiplied by 5 instead of dividing by 5
c)
Student got the wrong answer when subtracting 66-6
d)
The student did not correctly eliminate the variable from one side of the equation
96.
What is the constant of proportionality?
a)
$3
b)
$4
c)
$2
d)
$9
97.
Which graph is proportional?
a)
A
b)
B
c)
C and D
d)
All of the graphs are proportional
98.
A proportional relationship can be written as an equation in the form ____ = _____  _____
a)
y = k+x
b)
y = k-x
c)
y = kx
d)
y = k/x
99.

What does k represent in the equation y = kx?

a)

independent variable

b)

constant of proportionality

c)

dependent variable

d)

x

100.
change .451 to a percent
a)
451%
b)
.451%
c)
.00451%
d)
45.1%

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