1.
What are the prime factors of 400?
A.
2, 4, 5
B.
4, 10, 10
C.
2, 200
D.
2, 5
Hint
2.
What is the greatest common factor of 36 and 45?
A.
45
B.
9
C.
36
D.
3
Hint
3.
What is the greatest common factor of 22, 66, and 110?
A.
11
B.
2
C.
22
D.
66
Hint
4.
Albania has volleyball practice every 3 days and piano lessons every 4 days. If she had both a volleyball practice and a piano lesson on Monday, in how many days will she have both on the same day again?
A.
3
B.
12
C.
8
D.
4
Hint
5.
Write 0.234 as a percent.
A.
23.4%
B.
2.34%
C.
234%
D.
23%
Hint
6.
Express
as a decimal.
A.
2.6
B.
0.26
C.
26
D.
3.6666…
Hint
7.
Write a percent to represent the shaded area.
A.
20%
B.
24%
C.
25%
D.
38%
Hint
8.
Express
as a percent.
A.
6%
B.
12%
C.
3%
D.
15%
Hint
9.
Find the least common multiple of 12 and 8.
A.
48
B.
24
C.
12
D.
96
Hint
10.
The pie graph shows the percentage of people found in a survey to prefer certain colors of candy to others. Write the percentage of people who preferred red candy as a decimal.
A.
2.1
B.
0.21
C.
5.0
D.
0.5
Hint
11.
Factor 8
x
2
.
A.
2 · 4 ·
x
·
x
B.
2 · 2 · 2 ·
x
·
x
C.
2 · 2 · 2 ·
x
D.
8 ·
x
Hint
12.
The table shows approximately the number of mobile phone users in each age group. Find the number of phone users aged 12-17 as a fraction of the number of mobile phone users aged 55 and over in simplest form.
A.
B.
C.
D.
Hint
13.
The table shows approximately the number of mobile phone users in each age group. Find the number of phone users aged 18-24 as a fraction of the number of mobile phone users aged 35-54 in simplest form.
A.
B.
C.
D.
Hint
14.
Write 9
as a decimal.
A.
B.
C.
9.83
D.
Hint
15.
Find the true sentence.
A.
> 0.17
B.
0.56 =
C.
63% < 0.6
D.
45% >
Hint
16.
Which sentence is
not
true?
A.
> 0.85
B.
> 42%
C.
D.
0.3 < 34%
Hint