9780008161255

Page 1

Progress test 3 1

Copy and write the missing pair of factors for 32.

11 What are the common factors of 42 and 21? 12 Calculate this, when j = 7 and k = 3.

32 → (1, 32) (2, 16) (

,

) 5 ( j − k) + 4j =

2

Which numbers are multiples of both 2 and 9? 27

64

36

72

45

3

52 =

4

Choose the prime number. 43

Look at this chart for questions 16–17.

15

1

2

3

4

B

0

3

6

9

12

5

?

17 Choose the correct rule for the relationship between A and B.

, 50

n+3

3n

2n + 1

4n − 1

Calculate this, when p = 4 and m = 8.

18 112 =

What does t equal in this equation?

19 What are the common factors of 18, 9 and 27? 20 What is the lowest common multiple of 4, 3 and 6?

Choose the numbers that are multiples of both 6 and 8. 42

72 56

48 36

10 62 =

30

n

What is the missing factor for 50?

6t − 16 = 20

9

0

16 What is the value of B when A is 5?

5m − 6p =

8

A

What is the lowest common multiple of 4 and 7?

1, 2, 5, 10 ,

7

14 82 =

33

21

6

25 + 7d = 46

15 What is the next prime number after 19?

39

5

13 What does d equal in this equation?

Score

/ 20


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9780008161255 by Keen Kite Books - Issuu