1.
The Pacific giant kelp plant is one of the fastest-growing plants in the world. The table below shows the growth of one plant. Predict what the height of the plant will be in week 10.
A.
12 ft
B.
10 ft
C.
20 ft
D.
14 ft
Hint
2.
Graph
A
(1, 7).
A.
B.
C.
D.
Hint
3.
Find the prime factorization of 126.
A.
2 × 3 × 3 × 7
B.
2 × 3 × 7
C.
2 × 3 × 3
D.
2 × 2 × 3 × 3 × 7
Hint
4.
Choose the symbol which makes the following sentence true. 0.2_______0.02
A.
<
B.
=
C.
D.
>
Hint
5.
Estimate 351.62 ÷ 4.9 by rounding.
A.
97
B.
90
C.
72
D.
70
Hint
6.
Find 87.85 ÷ 3.5
A.
2.51
B.
25.1
C.
251
D.
0.251
Hint
7.
Which symbol makes the sentence true?
A.
=
B.
>
C.
<
D.
Hint
8.
Choose the opposite of –3.
A.
-3
B.
3
C.
D.
Hint
9.
Which graph shows the graph of the numbers {-4, -1, 2, 3}?
A.
B.
C.
D.
Hint
10.
Which graph matches the following statement?
The outside temperature rises steadily to 85° at 3 p.m., then drops steadily to 65° at 8 p.m..
A.
B.
C.
D.
Hint
11.
______.
A.
B.
C.
D.
Hint
12.
Find
.
A.
B.
C.
D.
Hint
13.
Find 35% of 400.
A.
140
B.
70
C.
365
D.
120
Hint
14.
Express 0.054 as a percent.
A.
540%
B.
5400%
C.
54%
D.
5.4%
Hint
15.
You are about to conduct a survey on Internet usage of the students in your school. From the different types of questions you might ask of the students, which one would not be related to your survey.
A.
What are the students' favorite activities on the Internet?
B.
Do boys and girls like different Internet activities?
C.
How much time do the students typically spend on the Internet each day?
D.
Do students have a computer at home?
Hint
16.
Jaime found a rule for this dot sequence to be
d
= 3 + 2(
n
– 1), where
n
is used to represent the term number and
d
to represent the number of dots. Find an equivalent rule.
A.
d
= 3 – (2
n
+ 1)
B.
d
= 2
n
+ 1
C.
d
= 1 – 2
n
D.
d
= 3 – 2(
n
– 1)
Hint
17.
One group of students created a table of inputs and outputs from the
What's My Rule?
game. Find the corresponding rule.
A.
y
=
B.
y
= 2
x
+ 6
C.
y
=
x
2 – 1
D.
y
= 1 +
x
·
x
Hint
18.
At the annual Fall Festival, Jamal wants to rent a canoe for a trip down the Kaskaskia River. A boat shop in town rents canoes for $10 plus $3 per hour. Write a rule for calculating the cost for renting the canoe. Use
h
to represent the number of hours the canoe is in use and
c
to represent the cost.
A.
c
=
h
· 10 – 3
B.
c
=
h
· 3 – 10
C.
c
=
h
· 10 + 3
D.
c
=
h
· 3 + 10
Hint
19.
What is always the final answer to this
Think of a Number
trick.Think of a number.Divide by 2.Add 1.Multiply by 4.Subtract your original number.Subtract 3.
A.
the same number you started with
B.
11
C.
1
D.
1 more than the number you started with
Hint
20.
Find the missing step in the explanation of a
Think of a Number
trick.
A.
2
n
+ 16
B.
2
n
– 16
C.
n
+ 16
D.
2
n
+ 8
Hint