DRILLING MIDTEST G6

Which of these number is multiples of 8?

• 15

• 28

• 47

• 64

Which of these numbers are factors of 45?

• 4, 6 and 9.

• 8, 9 and 10.

• 6, 10 and 15.

• 3, 5 and 9.

Find the greatest common factor of 12 and 16.

• 2

• 3

• 4

• 6

Find the greatest common factor of 8, 16 and 24

• 4

• 6

• 8

• 12

Find the least common multiple of 2, 3 and 5.

• 12

• 24

• 28

• 30

My age this year is a multiple of 8. My age next year is a multiple of 7. How old am I now?

• 28

• 38

• 48

• 58

I’m thinking of two numbers, 12 and another number. 12 and my other number have a greatest common factor of 6 and their least common multiples is 36.

What is the other number I’m thinking of?

• 9

• 10

• 18

• 24

20 000 < _____ < 21 000

• 22 000

• 21 500

• 20 500

• 18 000

List of the correct prime numbers between 30 and 50.

• 31, 37 and 41.

• 33, 39 and 41.

• 35, 41 and 47.

• 37, 39 and 43.

Identify prime numbers from the clues.

It is below 35.

The sum of the digit is 5.

• 14

• 23

• 32

• 41