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