1.
Write ''16 less than a number is 28'' as an equation.
A.
n
+ 16 = 28
B.
n
- 16 = 28
C.
16
n
= 28
D.
28
Hint
2.
Choose the graph of
N
(3, 0).
A.
B.
C.
D.
Hint
3.
Simplify the expression 12
n
+ (-5
n
) + 3
n
.
A.
10
n
B.
7
n
C.
-20
n
D.
-4
n
Hint
4.
Find
g
if
g
- ( - 7) = 3.
A.
-4
B.
4
C.
-10
D.
10
Hint
5.
Find the greatest common factor of 168 and 288.
A.
24
B.
36
C.
2
D.
48
Hint
6.
Find the least common denominator for
and
A.
30
e
2
f
B.
4
e
2
f
C.
48
e
2
f
D.
36
e
2
f
Hint
7.
To which set does 23.7 belong?
A.
rational numbers
B.
integers
C.
whole numbers
D.
all of these
Hint
8.
Find the sum of
and
A.
1
B.
C.
1
D.
Hint
9.
What is
g
if
g
=
-
?
A.
B.
C.
D.
Hint
10.
Express
as a decimal.
A.
0.43
B.
C.
D.
Hint
11.
Graph the relation.
A.
B.
C.
D.
Hint
12.
A scatter plot is a graph that shows __________
A.
statistical values.
B.
the total number of outcomes of an event.
C.
the general relationship between two sets of data.
D.
how small parts of data relate to the whole set of data.
Hint
13.
Which is
not
a valid property?
A.
All of these are valid.
B.
Associative Property of Addition
C.
Associative Property of Subtraction
D.
Associative Property of Multiplication
Hint
14.
Which value is the solution of 3
x
– 7 = 14?
A.
7
B.
6
C.
8
D.
9
Hint
15.
Simplify 10
x
– 5 + 4
x
+ 2(
x
– 7).
A.
16
x
– 12
B.
16
x
– 19
C.
16
x
– 10
D.
16
x
– 2
Hint
16.
The area of a rectangle can be written by the expression 24
x
4
+ 18
x
3
. Find a set of possible dimensions for this rectangle.
A.
6
x
3
by 4
x
+ 3
B.
3 by 8
x
3
+ 6
x
3
C.
24
x
3
by
x
+ 18
D.
2
x
4
by 12 + 9
x
Hint
17.
Express 3.456 × 10
-4
in standard form.
A.
34,560
B.
0.003456
C.
0.3456
D.
0.0003456
Hint
18.
Find the LCM of 25 and 30.
A.
150
B.
120
C.
750
D.
275
Hint
19.
Find the LCM of 12
a
2
b
and 10
b
2
c
.
A.
80
a
2
b
3
c
B.
40
a
2
b
c
C.
60
a
2
b
2
c
D.
60
a
2
b
2
c
2
Hint
20.
Add
and
Write the sum in simplest form.
A.
B.
C.
D.
Hint