# Summative Test (Q2W2)

## Quiz by Milene Saavedra

Mathematics

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20 questions
• Q1

Write 16 as the product of its prime factors.

2 x 2 x 2 x 2

2 x 2 x 3

2 x 2 x 2

2 x 2 x 2 x 2 x 3

300s
M4NS-IIb-67
• Q2

What is the least common multiple of 6 and 9?

24

12

16

18

300s
M4NS-IId-70.1
• Q3

The LCM of 21 and 7 is _____.

105

225

21

42

300s
M4NS-IId-70.1
• Q4

What is the greatest common factor of 10 and 20?

8

40

10

20

300s
M4NS-IId-70.1
• Q5

The LCM of 9 and 15 is ____

90

30

45

5

300s
M4NS-IId-70.1
• Q6

Write 60 as the product of its prime factors.

2 x 2 x 2 x 2 x 3 x 5

2 x 2 x 3 x 5

2 x 2 x 5 x 3 x 3

2 x 3 x 3 x 5

300s
M4NS-IId-70.1
• Q7

What is the GCF of 35 and 5?

10

15

35

5

300s
M4NS-IId-70.1
• Q8

The greatest common factor of 14 and 28 is ____

12

28

7

14

300s
M4NS-IId-70.1
• Q9

What is the least common multiple of 8 and 12?

24

6

24

3

300s
M4NS-IId-70.1
• Q10

The LCM of 7 and 6 is _____.

84

36

12

42

300s
M4NS-IId-70.1
• Q11

What are the prime factors of 18?

2 x 3 x 3

2x 2 x 3 x 3 x 5

2 x 3 x 3 x 3

2 x 2 x 2 x 3 x 3

300s
M4NS-IIb-67
• Q12

The LCM of 12 and 30 is ______

45

60

90

180

300s
M4NS-IId-70.1
• Q13

What is the smallest common multiple of 24 and 36?

24

12

36

72

300s
M4NS-IId-70.1
• Q14

Which of these are not factors of 30?

8 and 6

6 and 5

2 and 15

3 and 10

300s
M4NS-IIa-64
• Q15

Which of the is the greatest common factor of 36 and 40?

6

8

4

2

300s
M4NS-IId-70.1

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