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Review 2

Total questions: 33

Worksheet time: 1hrs 4mins

Name
Class
Date
1.

Use a factor tree to find prime factorization of 24.

a)

2 x 3 x 2 x 3

b)

2 x 3 x 2 x 2

c)

6 x 2 x 2

d)

2 x 3 x 4

2.

Use a factor tree to find the prime factorization of 54.

a)

3 x 3 x 2

b)

3 x 3 x 3 x 2

c)

3 x 2 x 1 x 3

d)

3 x 3 x 1 x 5

3.
Find the GCF of the pair of numbers: 21 and 30
a)
6
b)
1
c)
7
d)
3
4.
What are the factors of 25?
a)
1, 2, 3, 5, 10, 15, 25
b)
1, 5,  25
c)
1, 25
d)
1, 5
5.
Number 27 is both ...
a)
even and composite
b)
odd and composite
c)
even and prime
d)
odd and prime
6.
Joe has listed the first 4 multiples of 7 as: 
7   14    22     28
Which one is incorrect?
a)
7
b)
14
c)
22
d)
28
7.
Which one is a multiple of 4?
a)
33
b)
22
c)
18
d)
24
8.
Fill in the missing multiple.
3:  3, 6, 9, ___, 15, 18, 21
a)
10
b)
11
c)
12
d)
13
9.

Which is NOT equivalent to 3:5?

a)

15:25

b)

9:15

c)

21:28

d)

30:50

10.
In a certain apartment building, the ratio of tenants to cars is 3:5. If there are 30 tenants, how many cars are there?
a)
35
b)
60
c)
18
d)
50
11.
Jose swims 3 laps in a pool every 2 minutes. How long would it take him to swim 27 laps?
a)
8 minutes
b)
9 minutes
c)
16 minutes
d)
18 minutes
12.

For every $5 Carl spends on movies, he spends $15 on video games. Last month, she spent $60 on video games. How much did he spend on movies?

a)

$50

b)

$30

c)

$20

d)

$25

13.
The ratio of boys to girls in the chess club is 1 to 3. If there are 12 students in the club, what is the number of boys and girls in the club?
a)
9 girls 3 boys
b)
1 boy 3 girls
c)
3 boys 9 girls
d)
10 boys 2 girls
14.
What makes a number a composite number?
a)
It only has 2 factors 1 and itself.
b)
It is an even number.
It is an odd number.
c)
Is is an odd number.
d)
It has more than two factors.
15.
the only factors prime numbers have are:
a)
0 and 1
b)
0 and itself
c)
1 and itself
d)
1
16.
Which list has only prime numbers?
a)
2, 3, 4, 5
b)
1, 5, 7, 9
c)
2, 3, 5, 7
d)
2, 4, 6, 8
17.
Which list is only composite numbers?
a)
1, 3, 4
b)
2, 4, 6
c)
4, 6, 8
d)
5, 6, 8
18.

What is the perimeter of this rectangle?

a)

60 in

b)

34 cm

c)

60 cm

d)

34 in

19.

What is the area of the rectangle?

a)

15 cm2

b)

15 cm

c)

20 cm2

d)

8 cm2

20.

What would be the new area of the pink model if someone added a 4th row?

a)

12 units2

b)

14 units2

c)

16 units2

d)

18 units2

21.
What is the perimeter of this figure?
a)
12 cm
b)
32 cm
c)
24 cm
d)
20 cm
22.

What is the perimeter of this figure?

a)

11 feet.

b)

10 feet2.

c)

22 feet.

d)

16 feet2.

23.

What is the area?

a)

5 units2

b)

6 units2

c)

6 units

d)

none of the above

24.

What is the perimeter?

a)

6 units

b)

10 units

c)

7 units

d)

10 units2

25.

What is the area?

a)

35 cm

b)

30 cm2

c)

35 cm2

d)

12 cm

26.
What is the volume of this rectangular prism?
a)
26 cubic units
b)
24 cubic units
c)
24 square units
d)
26 square units
27.

What is the volume of this rectangular prism?

a)

60 cm3

b)

15 cm3

c)

20 cm3

d)

60 cm2

28.
Find the volume of the figure.
a)
63 cm³
b)
91 cm³
c)
819 cm³
d)
409.5 cm³
29.

You are trying to choose between 2 fish tanks. The dimensions of the tanks are listed below. Which tank is the largest?

a)

Tank 1

b)

Tank 2

c)

Both have the same volume

30.
A truck has a volume of 1,800 ft³. How many washing machines can be packed into the truck?
a)
16
b)
29
c)
18
d)
12
31.

What is the ratio of shaded to not shaded

a)

5:3

b)

3:5

c)

2:4

d)

4:2

32.
What is the LCM of 4 and 6?
a)
24
b)
12
c)
6
d)
18
33.

What is the ratio of not shaded to shaded?

a)

9:1

b)

12:1

c)

1:12

d)

11:1

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