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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 3
B
5 X 5 X 5
C
3 X 3 X 3 X 3
D
3 X 5
2) What is 8 × 8 × 8 × 8 written using an exponent?
A
8^4
B
4^8
C
4, 096
D
4 X 8
3) What is the value of 5^2 + 7?
A
33
B
32
C
42
D
12
4) What is the value of 21 - 3^2 + 2?
A
14
B
24
C
16
D
20
5) 58 - 2 x 3 + 1
A
169
B
50
C
53
D
224
6) 4 X 3 + 9 X 8
A
168
B
59
C
84
D
384
7) What is the value of cd if c = 9 and d = 8?
A
72
B
89
C
17
D
98
8) What is the value of 2 + 3n if n = 1/2?
A
5 1/2
B
8
C
3 1/2
D
1 1/2
9) What is the value of s + t - u if s = 12, t = 8, and u = 20?
A
15
B
10
C
0
D
18
10) Which algebraic expression represents 10 dollars less than Caitlin?
A
c - 10
B
c + 10
C
10/c
D
10c
11) Which algebraic expressions represents 13 times the cost of one ticket?
A
13t
B
t - 13
C
13 + t
D
t ÷ 13
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
5(4x + 7y)
B
4x + 7y
C
5xy(4 + 7)
D
(20 + 35) · (x + y)
14) Simply the expression 7(2x + 6y)
A
56x
B
56xy
C
14x + 42
D
14x + 42y
15) Simplify the expression 2x + 5x + 4x.
A
11x
B
11 + 3x
C
7x + 4x
D
7x
16) Which of the following is the factored form of the expression 18 + 12?
A
6(3 + 2)
B
2(9 + 6)
C
3(6 + 4)
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) + 3
B
3(5 + 80)
C
3(80) + 5(3)
D
5(80) + 5(3)
18) Use the distributive property to simplify 6(x + 4).
A
6x + 10
B
6x + 24
C
6x + 4
D
24x
19) Use the distributive property to simplify 2(5 + r).
A
12r
B
7 + r
C
10 + 2r
D
7 + 2r
20) Use the distributive property to simplify 11(n + 3).
A
n + 33
B
14n
C
33n
D
11n + 33
*select an answer for all questions
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