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8G SC Ready Review

Total questions: 35

Worksheet time: 1hrs 10mins

Name
Class
Date
1.

To which real number set do the following real numbers belong?

a)

Irrational Numbers

b)

Natural Numbers

c)

Rational Numbers

d)

Integers

2.

We know that π (Pi) is approximately equal to 3.141592654... To which subset of the real numbers does π belong?

a)

Irrational Numbers

b)

Rational Numbers

c)

Integers

d)

Natural Numbers

3.

Simplify the expression using exponents.

a)

818

b)

915

c)

98

d)

8115

4.

Write the decimal as a fraction in simplest form

a)
b)
c)
d)
5.

Using exponents, what is the simplified form of the expression (24)7

a)

23

b)

1428

c)

228

d)

211

6.

Using exponents, what is the simplified form of this expression?

a)

59

b)

15

c)

514

d)

55

7.

What is the value of 180?

a)

18

b)

0

c)

1

d)

-18

8.

How do you write 8.7 x 10-1 in standard form?

a)

0.87

b)

8.7

c)

87

d)

0.087

9.

What is the best estimate for the following.

a)

9.3432...

b)

6.782...

c)

8.2326...

d)

10.7638...

10.

What is the slope of the line that passes through the points (5, 1) and (2, -7)?

a)
b)
c)
d)
11.

The lines 7x + 4y = 35 and 7x + 4y = 35 intersect at ____________________

a)

2 points

b)

1 point

c)

An infinite number of points

d)

There are no intersection points.

12.
Slope is ________.
a)
Positive
b)
Negative
c)
Zero
d)
Undefined
13.
Slope is ________.
a)
Positive
b)
Negative
c)
Zero
d)
Undefined
14.
What is the solution to this system?
a)
(1, -1)
b)
(-1, 1)
c)
(0, -2)
d)
(2, 0)
15.
What is the value of the missing angle?
a)
61
b)
50
c)
60
d)
69
16.
How do you calculate slope using a graph?
a)
rise over run
b)
run over rise
c)
look at the y intercept
d)
look at the x intercept
17.
7(2x - 4) = 42
a)
x= 5
b)
x= 8
c)
x= 2
d)
x= 9
18.
What letter represents the slope of a line in the equation y = mx + b?
a)
y
b)
m
c)
x
d)
b
19.

Does this mapping diagram represent a function? Why.

a)

Yes, because the x-value 11 has two y-values pair with it.

b)

Yes, because each x-value has only one y-value paired with it.

c)

No, because the x-value 11 has two y-values paired with it.

d)

No, because each x-value has only one y-value paired with it.

20.

Solve for the variable x in the following equation:


3(x-6)+2x=22

a)

x=8

b)

x=2

c)

x=18

d)

x=3

21.

Solve for the variable w in the following equation:


12 + 6w - 7w = 3w - 2w

a)

w = 6

b)

w = -16

c)

w = -5

d)

w = 4

22.

Solve for the variable the variable H in the formula:

V=LWHV=LWH  
(Formula for the volume of a prism)

a)

H=V−LWH=V-LW  

b)

H=VLWH=VLW  

c)

H=LWVH=\frac{LW}{V}  

d)

H=VLWH=\frac{V}{LW}  

23.

Which graph does NOT illustrate a Function?

a)

A

b)

B

c)

C

d)

D

24.

What is the value of:

a)

9

b)

18

c)

21

d)

39

25.

What is the solution to the following inequality?

a)

x < 5/9

b)

x < 5

c)

x < 1

d)

x > 1

26.
a)
F
b)
G
c)
H
d)
J
27.
a)
F
b)
G
c)
H
d)
J
28.
The Pythagorean Theorem is _____.
a)
a2+b2=c2
b)
a2+c2=b2
c)
b2+c2=a2
d)
a2-b2=c2
29.
Nicolas places his 30 foot ladder against a house he is painting.  If the foot of the ladder is 8 feet from the base of the house, how high above the ground is the top of the ladder touching the house?  Round to the nearest tenth.
a)
22.0 ft
b)
27.8 ft
c)
28.9 ft
d)
31.0 ft
30.
Which scatter plot shows a linear relationship between x and y?
a)
Graph A
b)
Graph B
c)
Graph C
d)
Graph D
31.
If your scale factor is greater than 1, your new shape will be ______.
a)
Bigger
b)
Smaller
c)
The same size
d)
Rotated
32.
Solve for x
a)
x=6.5
b)
x=8
c)
x=4
d)
x=5.5
33.
Give the equation for the graph
a)
y = 5x - 3
b)
y = 4x + 2
c)
y =-2x + 5
d)
y = - 2x + 4
34.
Charlie rented a moving truck. He paid a daily fee plus a per-mile fee to rent the truck. The equation below represents the daily amount Charlie paid for the truck if he drives it x miles.
y=0.5x+10
What does the slope of the graph of this equation represent?
a)
The daily fee for the moving truck
b)
The per-mile fee for the moving truck
c)
How much Charlie paid for the truck
d)
The number of miles he drove
35.
The solution to this system is:
a)
No solution
b)
(0, 1)
c)
(0, -2)
d)
(4, 3)

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