Unit Test — Unit test Answers

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What is the product of 25 and –6?

A
–150
B
–19
C
19
D
150
2
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How is the product of 4 and 2 shown using integer tiles?

A
4 positive tiles and 2 positive tiles.
Option A
B
4 negative tiles and 2 negative tiles.
Option B
C
4 sets of 2 positive tiles.
Option C
D
4 sets of 2 negative tiles.
Option D
3

Which expression is undefined?

A
Negative 8 divided by (negative 8)
Option A
B
Negative 8 divided by 8
Option B
C
0 divided by 8
Option C
D
8 divided by 0
Option D
4

Dylan scored a total of 48 points in first 4 games of the basketball season. Which equation can be used to find g, the average number of points he scores per game?

A
48 divided by 4 = g
Option A
B
4 divided by 48 = g
Option B
C
g divided by 4 = 48
Option C
D
4 divided by g = 48
Option D
5

Which addition does the model below represent?

Question illustration
A
8 + (negative 3)
Option A
B
2 + (negative 3)
Option B
C
5 + 3
Option C
D
5 + (negative 3)
Option D
6

What is the distance between –3 and 2 on the number line?

Question illustration
A
–5
B
–1
C
1
D
5
7

What is the value of ?

Question illustration
A
–5
B
–1
C
1
D
5
8

Rashal is adding the expression below.First, he rewrites the expression.Which number property did Rashal use to rewrite the expression?

Question illustration
A
associative property
B
commutative property
C
distributive property
D
identity property
9

Which expression has the same value as ?

Question illustration
A
Negative 18 divided by 2
Option A
B
Negative 12 divided by (negative 3)
Option B
C
Negative 10 divided by 5
Option C
D
Negative 8 divided by (negative 4)
Option D
10

Which expression is modeled by this arrangement of tiles?

Question illustration
A
Negative 16 divided by 3
Option A
B
Negative 16 divided by 2
Option B
C
Negative 8 divided by 8
Option C
D
Negative 8 divided by 2
Option D
11

Which number is the additive inverse of –5?

A
Option A
B
0
C
Negative one-fifth
Option C
D
5
12

What is the difference between –4 and 6?

A
–10
B
–2
C
2
D
10
13

Which expression has the same value as the one below?

Question illustration
A
22 + (negative 22) + (negative 10)
Option A
B
22 + (22) + (negative 10)
Option B
C
22 + (negative 22) + (10)
Option C
D
22 + 0 + 32
Option D
14

When multiplying two negative integers, what is the sign of the product?

A
positive
B
negative
C
zero
D
one
15

Which product is modeled by the number line below?

Question illustration
A
(negative 3) (4)
Option A
B
(negative 2) (4)
Option B
C
(2) (4)
Option C
D
(3) (4)
Option D
16

Dan is using tiles to add . He begins with the tiles shown below.What is the sum of ?

Question illustration
A
–14
B
–2
C
2
D
14
17

Alicia drove 265 miles in 5 hours. What is the average rate that she traveled?

A
49 miles per hour
B
51 miles per hour
C
53 miles per hour
D
55 miles per hour
18

Francesca is working out the word problem below and wants to use compatible numbers to estimate the answer.The Statue of Liberty in New York stands on top of a foundation and a pedestal. The statue, including its foundation and pedestal, measures about 305 feet from the ground to the top of the statue’s torch. The statue herself stands 151 feet. Which equation should she use to find the height of the foundation and pedestal?

A
150 – 300
B
300 –150
C
200 – 150
D
150 – 200
19

What is the product of any integer and –1?

A
The product is the opposite of the integer.
B
The product is the integer unchanged.
C
The product is positive.
D
The product is negative.
20

What is the product of –5 and –8?

A
–40
B
–13
C
13
D
40

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