Quiz about 8th Grade Math Review

Question 1

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

Accepted Answer

Rational Numbers

Answer

Irrational Numbers

Answer

Natural Numbers

Answer

Integers

Question 2

Simplify the expression using exponents.

Accepted Answer

98

Answer

818

Answer

915

Answer

8115

Question 3

Write the decimal as a fraction in simplest form

Accepted Answer

Option C is correct

Answer

A.

Answer

B.

Answer

D.

Question 4

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

Accepted Answer

228

Answer

23

Answer

1428

Answer

211

Question 5

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

Accepted Answer

55

Answer

59

Answer

15

Answer

514

Question 6

What is the value of 18⁰?

Accepted Answer

1

Answer

18

Answer

0

Answer

-18

Question 7

How do you write the standard number 0.00095 in scientific notation?

Accepted Answer

9.5 x 10^-4

Answer

9.5 x 10^-3

Answer

9.5 x 10^-5

Answer

9.5 x 10^-6

Question 8

Write the standard number 6,267,000 in scientific notation.

Accepted Answer

6.267 x 10⁶

Answer

62.67 x 10⁶

Answer

6.267 x 10⁴

Answer

6.267 x 10⁷

Question 9

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

Accepted Answer

0.87

Answer

8.7

Answer

87

Answer

0.087

Question 10

What is the best estimate for the following.

Accepted Answer

6.782...

Answer

9.3432...

Answer

8.2326...

Answer

10.7638...

Question 11

This is between which two integers?

Accepted Answer

13 and 14

Answer

12 and 13

Answer

45 and 46

Answer

91 and 92

Question 12

Which integer is a perfect square?

Accepted Answer

169

Answer

24

Answer

10

Answer

212

Question 13

Which of the following has the greatest value?

Accepted Answer

7.2 x 10⁷

Answer

3.5 x 10⁴

Answer

2.1 x 10⁶

Answer

9.9 x 10⁵

Question 14

How many times larger is 5 x 10⁷than 5 x 10²?

Accepted Answer

1 x 105

Answer

1 x 106

Answer

1 x 104

Answer

1 x 109

Question 15

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

Accepted Answer

An infinite number of points

Answer

2 points

Answer

1 point

Answer

There are no intersection points.

Question 16

Which number is equivalent to 5^-1?

Accepted Answer

Option C is correct

Answer

A.

Answer

B.

Answer

D.

Question 17

Solve the equation for x.
-8x - 8 + 3x - 6 = -3x + 2

Accepted Answer

x = -8

Answer

x = 8

Answer

x = 2

Answer

x = -2

Question 18

Solve:
3x + 15 = 3(x + 5)

Accepted Answer

Infinitely Many Solutions

Answer

No Solution

Answer

x = 15

Question 19

6(5g+ 2)=30g

Accepted Answer

no solution

Answer

g=2

Answer

g=12

Answer

all real numbers

Question 20

According to exponent rules, when we raise the power to a power we _______ the exponents.
Example: (d²)⁵

Accepted Answer

multiply

Answer

add

Answer

subtract

Answer

divide

Question 21

According to exponent rules, when we divide two powers with the same base we _______ the exponents.
Example: h⁸/h³

Accepted Answer

subtract

Answer

add

Answer

multiply

Answer

divide

Question 22

Write the answer in scientific notation.
4.1 x 10⁵ + 5.5 x 10⁶ =

Accepted Answer

5.91 x 10⁶

Answer

9.6 x 10⁵

Answer

9.6 x 10¹¹

Answer

4.65 x 10⁵

Question 23

Which is the smallest?
1.3 x 10²⁰2.9 x 10²¹9.5 x 10³²8.4 x 10¹⁹

Accepted Answer

8.4 x 10¹⁹

Answer

1.3 x 10²⁰

Answer

2.9 x 10²¹

Answer

9.5 x 10³²

Question 24

What is the solution?

Accepted Answer

(1, -1)

Answer

(-1, 1)

Answer

(0, -2)

Answer

(0, 1)

Question 25

Solve for x and y
y = 2x + 1
y = 4x - 1

Accepted Answer

(1,3)

Answer

(-1,-3)

Answer

(-1,3)

Answer

(3,1)

Question 26

Solve the system given:
3x - y = 7
2x + y = 3

Accepted Answer

(2,-1)

Answer

(-1,2)

Answer

(5,4)

Answer

(4,5)

Question 27

Give the solution to the system.

Accepted Answer

(1,3)

Answer

(3,1)

Answer

(-1,3)

Answer

(1, -3)

Question 28

In the Pythagorean Theorem, c is always the ____ number.

Accepted Answer

largest

Answer

smallest

Answer

middle

Answer

first

Question 29

Question 29.

Accepted Answer

Not a Function

Answer

Function

Question 30

The Pythagorean Theorem is _____.

Accepted Answer

a²+b²=c²

Answer

a²+c²=b²

Answer

b²+c²=a²

Answer

a²-b²=c²

Question 31

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.

Accepted Answer

28.9 ft

Answer

22.0 ft

Answer

27.8 ft

Answer

31.0 ft

Question 32

At a home improvement store, customers can rent a small cargo truck to transport any large items they purchase.  The store charges $20 as a rental fee plus $7.50 per hour to rent the truck.  Which equation best represents the situation?

Accepted Answer

y=7.5x + 20

Answer

y=7.5x - 20

Answer

y=20x - 7.5

Answer

y=20x + 7.5

Question 33

Slope, in basic terms, is simply...

Accepted Answer

Rise over run

Answer

Run over rise

Answer

Left over down

Answer

Right over up

Question 34

In the equation y=mx+b, m is the ____.

Accepted Answer

Slope

Answer

Y-intercept

Answer

X-intercept

Answer

Origin

Question 35

In the equation y=mx+b, b is the ____.

Accepted Answer

Y-intercept

Answer

Slope

Answer

X-intercept

Answer

Origin

Question 36

The vertical axis is the _____.

Accepted Answer

Y-axis

Answer

X-axis

Answer

Origin

Answer

Slope

Question 37

When you translate, (x+2,y) will move _____.

Accepted Answer

2 units right

Answer

2 units left

Answer

2 units up

Answer

2 units down

Question 38

When you translate, (x-4,y) will move _____.

Accepted Answer

4 units left

Answer

4 units right

Answer

4 units up

Answer

4 units down

Question 39

Casey travels from her house directly west to the bank and then directly north from the bank to the mall. She then travels home on the road connecting the mall and her house. What is her total distance traveled?

Accepted Answer

40 miles

Answer

17 miles

Answer

32 miles

Answer

37 miles

Question 40

Slope is ________.

Accepted Answer

Positive

Answer

Negative

Answer

Zero

Answer

Undefined

Question 41

Slope is ________.

Accepted Answer

Zero

Answer

Positive

Answer

Negative

Answer

Undefined

Question 42

Solve the equation for x:
8x + 2 - 5x = 32

Accepted Answer

x = 10

Answer

x = 8

Answer

x = 9

Answer

x = 11

Question 43

What type of slope does the graph have?

Accepted Answer

Undefined

Answer

Positive

Answer

Negative

Answer

Zero Slope

Question 44

How many solutions will this system have?

Accepted Answer

No solution

Answer

One Solution

Answer

I Don't Know

Answer

Infinitely Many Solutions

Question 45

What is the value of:
(3/4)⁰

Accepted Answer

1

Answer

0

Answer

3/4

Answer

3/16

Question 46

Simplify the following:
x^-3

Accepted Answer

1/x3

Answer

1/x-3

Answer

x3

Answer

1/x

8th Grade Math Review

49 questions

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

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

Simplify the expression using exponents.

Write the decimal as a fraction in simplest form

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

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

What is the value of 18⁰?

How do you write the standard number 0.00095 in scientific notation?

Write the standard number 6,267,000 in scientific notation.

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

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8th Grade Math Review

49 questions

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

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

Simplify the expression using exponents.

Write the decimal as a fraction in simplest form

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

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

What is the value of 180?

How do you write the standard number 0.00095 in scientific notation?

Write the standard number 6,267,000 in scientific notation.

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

Create a free account and access millions of resources

Similar Resources on Wayground

Popular Resources on Wayground

Discover more resources for Mathematics

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

What is the value of 18⁰?

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