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Grade:
5
, Subject:
Math
, Topic:
Multiples Lowest Common Multiple (LCM) Prime Number
Question 1:
What is the least common multiple of 9 and 12?
18
45
36
27
Question 2:
Which option shows common multiples of 15 and 20?
60, 120
75, 90
80, 120
60, 105
Question 3:
What is the Least Common Multiple of 15 and 30?
15
45
60
30
Question 4:
Which option shows the prime factorization of of 12?
2 × 2 × 3
2 × 3 × 4
3 × 3 × 4
2 × 2 × 2
Question 5:
Which is a prime number?
4
5
6
8
Question 6:
Which option shows the prime factorization of 30?
2 × 2 × 5
2 × 3 × 5
2 × 3 × 6
2 × 4 × 5
Question 7:
Which number is neither a prime nor a composite number?
5
15
1
2
Question 8:
Choose the CORRECT answer.
3 and 6 are prime numbers
5 and 8 are prime numbers
4 and 11 are composite numbers
8 and 15 are composite numbers
Question 9:
Which option shows factors of 16?
1, 2, 4, 8, 16
1, 5, 10, 15, 20
1, 3, 6, 12, 14
1, 2, 5, 10, 15
Question 10:
Find the GCF of 36 and 54.
36
18
30
72
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