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Chapter 6 Revieiw
Test Description: Expressions
Instructions: Answer all questions to get your test result.
1) The volume of a certain cube can be found using the expression 5^3 . What is 5^3 written as a product of the same factor?
A
5 X 5 X 5
B
5 X 3
C
3 X 5
D
3 X 3 X 3 X 3
2) What is 8 × 8 × 8 × 8 written using an exponent?
A
4, 096
B
4 X 8
C
8^4
D
4^8
3) What is the value of 5^2 + 7?
A
33
B
42
C
12
D
32
4) What is the value of 21 - 3^2 + 2?
A
14
B
20
C
16
D
24
5) 58 - 2 x 3 + 1
A
169
B
53
C
224
D
50
6) 4 X 3 + 9 X 8
A
84
B
384
C
59
D
168
7) What is the value of cd if c = 9 and d = 8?
A
89
B
98
C
72
D
17
8) What is the value of 2 + 3n if n = 1/2?
A
8
B
5 1/2
C
1 1/2
D
3 1/2
9) What is the value of s + t - u if s = 12, t = 8, and u = 20?
A
15
B
18
C
10
D
0
10) Which algebraic expression represents 10 dollars less than Caitlin?
A
c + 10
B
10/c
C
10c
D
c - 10
11) Which algebraic expressions represents 13 times the cost of one ticket?
A
13t
B
t ÷ 13
C
t - 13
D
13 + t
12) Which expression represents twelve inches longer than the width?
A
12 ÷ w
B
w + 12
C
12w
D
12 - w
13) What is the factored form of the expression 20x + 35y.
A
5xy(4 + 7)
B
(20 + 35) · (x + y)
C
4x + 7y
D
5(4x + 7y)
14) Simply the expression 7(2x + 6y)
A
14x + 42y
B
56x
C
56xy
D
14x + 42
15) Simplify the expression 2x + 5x + 4x.
A
7x
B
11 + 3x
C
11x
D
7x + 4x
16) Which of the following is the factored form of the expression 18 + 12?
A
2(9 + 6)
B
3(6 + 4)
C
6(3 + 2)
D
9(2 + 3)
17) Which shows how to find 5 × 83 mentally by using the Distributive Property? A. 3(5 + 80) B. 5(80) + 3 C. 3(80) + 5(3) D. 5(80) + 5(3)
A
5(80) + 5(3)
B
5(80) + 3
C
3(5 + 80)
D
3(80) + 5(3)
18) Use the distributive property to simplify 6(x + 4).
A
24x
B
6x + 4
C
6x + 24
D
6x + 10
19) Use the distributive property to simplify 2(5 + r).
A
10 + 2r
B
12r
C
7 + 2r
D
7 + r
20) Use the distributive property to simplify 11(n + 3).
A
33n
B
14n
C
11n + 33
D
n + 33
*select an answer for all questions
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