1.
When a number is decreased by 16, the result is 64. What is the number?
A.
4
B.
48
C.
1024
D.
80
Hint
2.
Find
g
if
g
- ( - 7) = 3.
A.
4
B.
10
C.
-10
D.
-4
Hint
3.
What is the solution of -64 = 16
y
?
A.
-8
B.
-4
C.
8
D.
4
Hint
4.
What is the complete factorization of -168?
A.
-1 · 2
3
· 3 · 7
B.
-1 · 2 · 3 · 4 · 7
C.
-1 · 2 · 3 · 7
D.
-1 · 2 · 3
2
· 7
Hint
5.
Express
as a decimal.
A.
B.
C.
D.
0.43
Hint
6.
Find the quotient
A.
B.
C.
D.
Hint
7.
Evaluate the expression
c
÷
d
÷
if
c
=
and
d
=
.
A.
B.
C.
D.
-14
Hint
8.
The sum of twice a number and 8 is 33. Write an equation and then solve for the number.
A.
2(8) +
t
= 33; 17
B.
2
t
+ 33 = 8; -12.5
C.
2
t
+ 8 = 33; 12.5
D.
2
t
= 33; 16.5
Hint
9.
If five times the sum of a number and two is more than 38, write an inequality to find the number.
A.
5(2 +
w
) > 38
B.
(5 +
w
) > 38
C.
5(2) +
w
> 38
D.
5
w
> 38 + 2
Hint
10.
What number is approximately 40% of 685?
A.
280
B.
350
C.
420
D.
320
Hint
11.
The table shows the possible lengths and widths of a rectangle that has an area of 72 square centimeters. Make a scatter plot of the data.
A.
B.
C.
D.
Hint
12.
Cheng-Yu has been recording data based on her age and height, which can be seen in the scatter plot shown. Predict Cheng-Yu's height when she is 14 years old.
A.
60 inches
B.
53 inches
C.
50 inches
D.
58 inches
Hint
13.
Find the quotient
A.
-77
B.
-8
C.
77
D.
8
Hint
14.
Evaluate
x
5
- 13 if
x
= -2.
A.
19
B.
-45
C.
3
D.
-23
Hint
15.
Write the prime factorization of 500.
A.
5 · 10
2
B.
2
3
· 5
2
C.
2
4
· 5
2
D.
2
2
· 5
3
Hint
16.
Simplify
A.
B.
C.
Already simplified
D.
Hint
17.
Find the LCM of 25 and 30.
A.
150
B.
120
C.
275
D.
750
Hint
18.
Dien-Tu purchased some compact discs with a price of $14.99 each. The total cost, before tax, was $59.96. How many compact discs did Dien-Tu purchase?
A.
3
B.
6
C.
5
D.
4
Hint
19.
Solve
A.
x
= 2
B.
C.
D.
All real numbers
Hint
20.
Preston is designing a room that will be
feet long and
feet wide. He wants to create a scale drawing of the room using a scale of
inch =
feet. What should be the dimensions of the room on Preston's scale drawing?
A.
inches by
inches
B.
inches by
inches
C.
inches by 3 inches
D.
inches by
inches
Hint