Math 6 · Unit 2: Numbers and sequences · Cambridge Primary Maths Stage 6

Questions

1. 1. What is 3³?

   • 9
   • 33
   • 6
   • 27
   Check

2. 2. What is 8²?

   • 512
   • 64
   • 82
   • 16
   Check

3. 3. Which is a cube number?

   • 25
   • 150
   • 100
   • 125
   Check

4. 4. Which number is both a square and a cube?

   • 16
   • 64
   • 27
   • 8
   Check

5. 5. Which is a prime number?

   • 39
   • 31
   • 35
   • 33
   Check

6. 6. What is 2³ + 3²?

   • 13
   • 12
   • 17
   • 72
   Check

7. 7. What is 10³?

   • 10000
   • 1000
   • 100
   • 30
   Check

8. 8. Which number has an odd number of factors?

   • 36
   • 12
   • 18
   • 20
   Check

9. 9. Is 91 prime?

   • Yes
   • No
   Check

10. 10. What is the square root of 81?

    • 9
    • 8
    • 27
    • 40.5
    Check

11. 11. How many prime numbers are less than 20?

    • 8
    • 7
    • 10
    • 9
    Check

12. 12. What is 4³?

    • 43
    • 16
    • 12
    • 64
    Check

13. 13. Which is NOT a square number?

    • 144
    • 60
    • 49
    • 100
    Check

14. 14. A composite number has …

    • one factor
    • exactly two factors
    • no factors
    • more than two factors
    Check

15. 15. What is 12²?

    • 122
    • 124
    • 144
    • 24
    Check