Quiz about 8th Grade PSSA Review

Question 1

What is a rational number ?

Accepted Answer

A rational number is a number that can be written as a fraction.

Answer

A rational number  is a number that cannot be written as a fraction.

Answer

A rational number cannot be a repeating  decimal.

Question 2

5x - 4 + 2x = 3

Accepted Answer

1

Answer

2

Answer

3

Answer

4

Question 3

Question 3.

Accepted Answer

85

Answer

-49

Answer

153/5

Answer

49

Question 4

4x + 7 = 23

Accepted Answer

x = 4

Answer

x = 16

Answer

x = 9

Answer

x = 12

Question 5

Figure out what n equals in this equation:
6n + 4 = -26

Accepted Answer

n= -5

Answer

n=-6

Answer

n= 8

Answer

n= -4

Question 6

Simplify

(2a²b⁴z)(6a³b²z⁵)

Accepted Answer

12a⁵b⁶z⁶

Answer

8a⁵b⁶z⁶

Answer

12a⁶b⁸z⁵

Answer

8a⁶b⁸z⁵

Question 7

Evaluate the expression using the quotient of powers rule.

Accepted Answer

a2b7

Answer

a8b13

Answer

a¹⁵b³⁰

Answer

a8b7

Question 8

Which number is correctly written in scientific notation?

Accepted Answer

5.67 x 10⁵

Answer

56.7 x 10³

Answer

0.567 x 10⁶

Question 9

Write in scientific notation:
0.0079245

Accepted Answer

7.9245 x 10^-3

Answer

7.9245 x 10^-2

Answer

7.9245 x 10³

Question 10

Add.
(4.5 x 10⁸) + (2.67 x 10⁸)

Accepted Answer

7.17 x 10⁸

Answer

7.17 x 10¹

Answer

1.83 x 10⁸

Question 11

Write 3.2 x 10³in standard form.

Accepted Answer

3200

Answer

3.200

Answer

32000

Answer

.0032

Question 12

Light travels at a rate of 186,000 miles per second.  Write this number in scientific notation.

Accepted Answer

1.86 x 10⁵

Answer

1.86 x 10⁴

Answer

18.6 x 10⁴

Answer

186 x 103

Question 13

Write 46.3 x 10⁴in scientific notation.

Accepted Answer

4.63 x 10⁵

Answer

It is in scientific notation.

Answer

.463 x 10⁶

Answer

4.63 x 10⁴

Question 14

Steffen graphed two lines in order to find the solution to a given system of equations.
What is the solution?

Accepted Answer

(-3,-8)

Answer

(-8,-3)

Answer

(3,-8)

Answer

(8,3)

Question 15

What is the solution to the system?

Accepted Answer

(6, -2)

Answer

(3, -1)

Answer

(2, -6)

Answer

No Solution

Question 16

What is the solution to the system?

Accepted Answer

(6, -2)

Answer

(3, -1)

Answer

(2, -6)

Answer

No Solution

Question 17

Question 17.

Accepted Answer

(-2.5, -1)

Answer

(2.5, 1)

Answer

(1, 2.5)

Answer

(-1, -2.5)

Question 18

Question 18.

Accepted Answer

No Solution

Answer

Infinitely Many Solutions

Question 19

Is the relation a function? Why.

Accepted Answer

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

Answer

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

Answer

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

Answer

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

Question 20

Question 20.

Accepted Answer

Not a Function

Answer

Function

Question 21

Which set of values is a function?

Accepted Answer

(6,-5) (7, -3) (8, -1) (9, 1)

Answer

(9,5) (10,5) (9,-5) (10,-5)

Answer

(3,4) (4,-3) (7,4) (3, 8)

Answer

(2, -2) (5, 9) (5, -7) (1, 4)

Question 22

Is this graph a function or not a function?

Accepted Answer

Not a Function

Answer

Function

Question 23

Give the domain and range. Tell if it is a function.

Accepted Answer

D: {-4, -2, 0, 2}
R: {-2, 1}
Function

Answer

D: {-4, -2, 0, 2}
R: {-2, -2, 1, 1}
Function

Answer

D: {-4, -2, 0, 2}
R: {-2, -2, 1, 1}
Not a Function

Answer

D: {-4, -2, 0, 2}
R: {-2, 1}
Not a Function

Question 24

Find the slope of the line that passes through the points (2, 4) and (6, 12)

Accepted Answer

2

Answer

1/2

Answer

-1/2

Answer

-2

Question 25

Find the slope of the line.

Accepted Answer

-5/4

Answer

5/4

Answer

-4/5

Answer

4/5

Question 26

Which equation represents the following graph?

Accepted Answer

y = 2x + 3

Answer

y = 3x + 2

Answer

y = -2x + 3

Answer

y = -3x + 2

Question 27

How is triangle ABC being translated to triangle A'B'C'?

Accepted Answer

down 9, right 4

Answer

up 3, left 8

Answer

up 9, left 4

Answer

down 3, right 8

Question 28

Identify the transformation.

Accepted Answer

Reflection across x-axis

Answer

Reflection across y axis

Answer

180 Rotation

Answer

Translation 2 units down

Question 29

Find the length of the missing side.

Accepted Answer

13 cm

Answer

17 cm

Answer

22 cm

Answer

15 cm

Question 30

Find the length of the missing side.

Accepted Answer

48 in.

Answer

52 in.

Answer

16 in.

Answer

24 in.

Question 31

Find the volume of the composite solid.
Use 3.14 for pi.

Accepted Answer

420.76 cm³

Answer

891.76 cm³

Question 32

What is the volume of this composite figure? Use the pi button on your calculator and round the answer to the nearest tenth.

Accepted Answer

1206.4 ft³

Answer

4825.5 ft³

Create a free account and access millions of resources

Similar Resources on Wayground

Popular Resources on Wayground

Discover more resources for Mathematics