Mathematics Periodical Test

Which of the following is the set of common factors of 48 and 60?

• 1, 2, 3, 4, 6, 12

• 1, 2, 3, 4, 8, 12

• 1, 2, 3, 4, 6, 8

• 1, 2, 4, 6, 12

1, 2, 5, and 10 are the common factors of ____

• 20 and 25

• 20 and 30

• 25 and 30

• 15 and 25

One of the following is NOT a factor of 32?

• 2

• 4

• 6

• 8

Which of the numbers below is divisible by both 5 and 10?

• 75

• 105

• 235

• 540

124 is divisible by ____.

• 2

• 5

• 6

• 10

Which of the following numbers is divisible by 3?

• 124

• 342

• 347

• 671

Which of the numbers below is divisible by both 3 and 6?

• 28

• 48

• 67

• 93

What is the common factor of 12 and 9?

• 1, 3

• 1, 6

• 1, 9

• 1, 12

Which set is the common factor of 99 and 135?

• 3 and 6

• 3 and 9

• 6 and 9

• 6 and 12

3, 6, and 9 are factors of______.

• 33

• 42

• 54

• 64