1.
Write an expression to represent ''five times as much as I paid yesterday.''
A.
B.
5 -
c
C.
5
c
D.
5 +
c
Hint
2.
Write 3,465 in scientific notation.
A.
3.465×10
3
B.
346.5×10
C.
0.3465×10
4
D.
34.65×10
2
Hint
3.
Find 3
2
· 3
4
.
A.
3
2
B.
3
9
C.
3
6
D.
3
8
Hint
4.
Which of the following is a unit rate?
A.
60 Calories per serving
B.
17 heartbeats in 15 seconds
C.
300 miles in 5 hours
D.
2 hamburgers for $2.00
Hint
5.
Find the value of
x
in the equation
.
A.
-10
B.
6
C.
14
D.
-30
Hint
6.
Find the value of
r
in the following equation.
2 + 6
r
= 3
r
- 1
A.
6
B.
2
C.
-1
D.
Hint
7.
What is the solution of 2.5
a
+ 12 = 5
a
?
A.
30
B.
4.8
C.
2.5
D.
24
Hint
8.
Which triangle is similar to triangle
ABC
?
A.
B.
C.
D.
Hint
9.
Find –1 + 2.
A.
–1
B.
1
C.
3
D.
–3
Hint
10.
The function
f
(
n
) = 2.65
n
+ 28.9 estimates the height in inches for a boy who is
n
years old. Choose values for
n
and graph the function.
A.
B.
C.
D.
Hint
11.
Find –36 ÷ (–4).
A.
9
B.
–18
C.
6
D.
–4
Hint
12.
Graph
y
= 3 -
A.
B.
C.
D.
Hint
13.
Make a flowchart for the expression.
.
A.
B.
C.
D.
Hint
14.
Into what figure does the following net fold?
A.
cube
B.
square pyramid
C.
triangular pyramid
D.
cylinder
Hint
15.
Which of the following nets does not form a square pyramid?
A.
B.
C.
D.
Hint
16.
What is the value of 5
x
when
x
= 5?
A.
10
B.
25
C.
3125
D.
5
Hint
17.
Find the value of
N
in the equation.
N
× 10
4
= 8,653,300
A.
N
= 86,533
B.
N
= 86,533,000,000
C.
N
= 865.33
D.
N
= 8.6533
Hint
18.
The table below shows the times and distances from the start of a race between Maura and Beth. Find a true statement describing the race.
A.
Maura's rate was 4 m/s.
B.
Maura got a 5 meter head start before the race began.
C.
Beth and Maura were at the same distance from the start at 4 seconds.
D.
Beth's rate was 3 m/s.
Hint
19.
Find a solution to the equation using backtracking.
8
b
– 5 = 19
A.
b
= 2
B.
b
= –2
C.
b
= 3
D.
b
= –3
Hint
20.
These two figures are similar. What is the scale factor from the small figure to the large figure?
A.
4
B.
6
C.
7
D.
5
Hint