1.
Find the product 4 · 6 · 5 mentally.
A.
100
B.
80
C.
20
D.
120
Hint
2.
A mathematical sentence like
b
- 432 = 197 is called a(n) ______.
A.
variable
B.
solution
C.
equation
D.
evaluation
Hint
3.
Find the perimeter of the rectangle.
A.
22 cm
B.
28 cm
C.
14 cm
D.
48 cm
Hint
4.
Which inequality could have the solution set shown?
A.
-5
p
> -40
B.
4
p
< -32
C.
-3
p
< -24
D.
2
p
> -16
Hint
5.
To which set does 23.7 belong?
A.
all of these
B.
rational numbers
C.
integers
D.
whole numbers
Hint
6.
What is
written as a decimal?
A.
3.625
B.
4.125
C.
D.
4.375
Hint
7.
What is
written as a decimal?
A.
B.
C.
D.
Hint
8.
What is the solution of 2.5
a
+ 12 = 5
a
?
A.
24
B.
2.5
C.
4.8
D.
30
Hint
9.
Which fraction is equivalent to the ratio 16:48?
A.
B.
C.
D.
Hint
10.
Seventeen is what percent of sixty-eight?
A.
25
B.
32
C.
40
D.
30
Hint
11.
If the price of a car is $18,000 one month and $19,500 four months later, what is the percent of change?
A.
7.7% decrease
B.
8.3% decrease
C.
7.7% increase
D.
8.3% increase
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 sum of 17 and –15.
A.
2
B.
32
C.
-32
D.
-2
Hint
14.
Multiply –8(-4).
A.
-12
B.
32
C.
-32
D.
12
Hint
15.
Use the Distributive Property to evaluate 7(4 + 2).
A.
30
B.
146
C.
35
D.
42
Hint
16.
Translate the following into an equation: negative seven increased by the quotient of a number and 17 is zero.
A.
B.
C.
-7 + 17
n
= 0
D.
Hint
17.
Evaluate
x
5
- 13 if
x
= -2.
A.
-23
B.
3
C.
19
D.
-45
Hint
18.
Find
Write the quotient in simplest form.
A.
B.
C.
D.
Hint
19.
A six-pack of soda costs $2.49, a 12-pack of soda costs $3.99, and a 24-pack of soda costs $5.49. Which pack has the lowest cost per unit?
A.
24-pack
B.
12-pack
C.
The unit rates are equal.
D.
6-pack
Hint
20.
Find 25% of 20 mentally.
A.
5
B.
4
C.
80
D.
10
Hint