Speed Drills: Ratio, Proportion and Scaling - Worksheets, Questions and Revision

80 original exam-style questions - 12 pages of questions with a full mark scheme - free printable PDF.

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11+ · GL ASSESSMENT

EP.M20 Speed Drills: Ratio, Proportion and Scaling

GL ASSESSMENT EP.M20 · Calculators not allowed · about 20 minutes
Total Marks
Name: _______________________________    Date: ____ / ____ / ______
A timed speed-drill pack for building fast, accurate ratio and proportion skills - the fluency with simplifying ratios, sharing amounts fairly and scaling recipes and prices that keeps working quick enough for the real GL Assessment 11+ maths paper. Complete each block against its own 5-minute target without a calculator, writing only the final answer in the answer grid provided; no working space is given or needed. There are 4 blocks of 20 one-mark, answer-only questions: Block 1, simplifying ratios and finding equivalent ratios; Block 2, sharing an amount in a given ratio; Block 3, the unitary method and scaling recipes; Block 4, a mixed speed round including quick best-buy comparisons. Each block carries its own Target: 5 minutes heading; time yourself (or ask an adult to time you) and note how close you get to the target on each block.
1
Block 1: Simplifying ratios and equivalent ratios - Target: 5 minutes. Simplify the ratio 4 : 8 to its simplest form.
(Total for Question 1 is 1 mark)
2
Simplify the ratio 10 : 2 to its simplest form.
(Total for Question 2 is 1 mark)
3
Simplify the ratio 6 : 9 to its simplest form.
(Total for Question 3 is 1 mark)
4
Simplify the ratio 12 : 18 to its simplest form.
(Total for Question 4 is 1 mark)
5
Simplify the ratio 15 : 20 to its simplest form.
(Total for Question 5 is 1 mark)
6
Simplify the ratio 16 : 24 to its simplest form.
(Total for Question 6 is 1 mark)
7
Simplify the ratio 21 : 35 to its simplest form.
(Total for Question 7 is 1 mark)
8
Simplify the ratio 18 : 30 to its simplest form.
(Total for Question 8 is 1 mark)
9
Complete the missing number: 3 : 4 = 15 : ___
(Total for Question 9 is 1 mark)
10
Complete the missing number: 2 : 5 = ___ : 35
(Total for Question 10 is 1 mark)
11
Complete the missing number: 6 : 7 = 24 : ___
(Total for Question 11 is 1 mark)
12
Simplify the ratio 27 : 45 to its simplest form.
(Total for Question 12 is 1 mark)
13
Simplify the ratio 32 : 40 to its simplest form.
(Total for Question 13 is 1 mark)
14
Complete the missing number: 5 : 9 = 45 : ___
(Total for Question 14 is 1 mark)
15
Complete the missing number: 4 : 11 = ___ : 44
(Total for Question 15 is 1 mark)
16
Simplify the ratio 36 : 48 to its simplest form.
(Total for Question 16 is 1 mark)
17
A recipe uses flour and sugar in the ratio 20 : 12. Simplify this ratio.
(Total for Question 17 is 1 mark)
18
Simplify the ratio 3.6 : 4.8 to its simplest whole-number form.
(Total for Question 18 is 1 mark)
19
Simplify the ratio 42 : 56 : 70 to its simplest form.
(Total for Question 19 is 1 mark)
20
A length of 2.5 m is compared with a length of 40 cm. Write this as a ratio in its simplest whole-number form.
(Total for Question 20 is 1 mark)
21
Block 2: Sharing in a ratio - Target: 5 minutes. Share 24 marbles between Aisha and Ben in the ratio 1 : 3. Find how many marbles Aisha gets.
(Total for Question 21 is 1 mark)
22
Share £15 between Tom and Priya in the ratio 2 : 3. Find how much Tom gets.
(Total for Question 22 is 1 mark)
23
Share 18 stickers between Jack and Sunita in the ratio 1 : 2. Find how many stickers Sunita gets.
(Total for Question 23 is 1 mark)
24
Share £48 between Leo and Fatima in the ratio 5 : 7. Find how much Fatima gets.
(Total for Question 24 is 1 mark)
25
Share 63 counters between Ravi and Chloe in the ratio 4 : 5. Find how many counters Ravi gets.
(Total for Question 25 is 1 mark)
26
100 g of icing sugar is shared between two cakes in the ratio 3 : 7. Find the mass of the larger share.
(Total for Question 26 is 1 mark)
27
Share £72 between Nadia, Oliver and Priya in the ratio 2 : 3 : 4. Find how much Oliver gets.
(Total for Question 27 is 1 mark)
28
Share 90 marbles between three friends in the ratio 1 : 2 : 3. Find the size of the largest share.
(Total for Question 28 is 1 mark)
29
Two numbers are in the ratio 3 : 5 and their sum is 96. Find the smaller number.
(Total for Question 29 is 1 mark)
30
Share £110 between Kwame and Zara in the ratio 4 : 7. Find how much more Zara gets than Kwame.
(Total for Question 30 is 1 mark)
31
A bag of 84 sweets is shared between Emily and Harry in the ratio 5 : 2. Find how many sweets Emily gets.
(Total for Question 31 is 1 mark)
32
132 counters are shared between three players in the ratio 3 : 4 : 5. Find the size of the middle share.
(Total for Question 32 is 1 mark)
33
A fruit drink of 3.5 litres is made from squash and water in the ratio 1 : 6. Find how many litres of water it contains.
(Total for Question 33 is 1 mark)
34
65 kg of flour is shared between two bakeries in the ratio 8 : 5. Find how much the smaller bakery receives.
(Total for Question 34 is 1 mark)
35
A journey of 165 km is split into two legs in the ratio 2 : 9. Find the length of the shorter leg.
(Total for Question 35 is 1 mark)
36
Share £56 between three charities in the ratio 1 : 2 : 4. Find how much the charity with the smallest share receives.
(Total for Question 36 is 1 mark)
37
The angles of a triangle are in the ratio 2 : 3 : 4. Find the size of the largest angle.
(Total for Question 37 is 1 mark)
38
Two amounts are shared in the ratio 3 : 8. The smaller amount is £45. Find the total amount shared.
(Total for Question 38 is 1 mark)
39
A sum of money is shared between Ade and Ben in the ratio 5 : 9. Ben receives £60 more than Ade. Find Ade's share.
(Total for Question 39 is 1 mark)
40
Three sisters share a bonus in the ratio 2 : 3 : 5. The eldest receives £24 more than the youngest. Find the total bonus shared.
(Total for Question 40 is 1 mark)
41
Block 3: Unitary method and recipe scaling - Target: 5 minutes. 3 pens cost £6. Find the cost of 1 pen.
(Total for Question 41 is 1 mark)
42
A recipe for 4 people needs 200 g of rice. Find how many grams of rice are needed for 1 person.
(Total for Question 42 is 1 mark)
43
5 identical books cost £15. Find the cost of 2 books.
(Total for Question 43 is 1 mark)
44
A recipe for 6 people uses 300 g of butter. Find how much butter is needed for 9 people.
(Total for Question 44 is 1 mark)
45
8 identical tickets cost £56. Find the cost of 5 tickets.
(Total for Question 45 is 1 mark)
46
A recipe for 4 people needs 500 ml of milk. Find how much milk is needed for 10 people.
(Total for Question 46 is 1 mark)
47
12 metres of fabric cost £54. Find the cost of 7 metres.
(Total for Question 47 is 1 mark)
48
A car travels 75 km using 5 litres of fuel. Find how far it can travel on 8 litres.
(Total for Question 48 is 1 mark)
49
A recipe for 5 people uses 250 g of pasta. Find how much pasta is needed for 12 people.
(Total for Question 49 is 1 mark)
50
A job needs 72 worker-hours shared equally between 9 workers. Find how many hours each worker puts in.
(Total for Question 50 is 1 mark)
51
A recipe for 3 people uses 2 eggs. Find how many eggs are needed for 15 people.
(Total for Question 51 is 1 mark)
52
7 identical calculators cost £84. Find the cost of 11 calculators.
(Total for Question 52 is 1 mark)
53
A recipe for 8 people uses 400 g of sugar. Find how much sugar is needed for 3 people.
(Total for Question 53 is 1 mark)
54
A printer prints 45 pages in 5 minutes. Find how many pages it prints in 8 minutes.
(Total for Question 54 is 1 mark)
55
A recipe for 6 people uses 900 ml of stock. Find how much stock is needed for 4 people.
(Total for Question 55 is 1 mark)
56
4 identical chairs cost £68. Find the cost of 7 chairs.
(Total for Question 56 is 1 mark)
57
A recipe for 10 people uses 1.5 kg of potatoes. Find how many kilograms are needed for 4 people.
(Total for Question 57 is 1 mark)
58
A recipe for 5 people uses 350 g of flour. Sadia wants to make enough for 8 people. Find how many grams of flour she needs.
(Total for Question 58 is 1 mark)
59
15 identical exercise books cost £27. Find the cost of 40 such books.
(Total for Question 59 is 1 mark)
60
A recipe serves 4 people and uses 320 g of chocolate. Priya has 240 g of chocolate. Using the same ratio, find how many people she can serve exactly.
(Total for Question 60 is 1 mark)
61
Block 4: Mixed speed round including best-buy one-liners - Target: 5 minutes. A 4-pack of yoghurts costs £2. Find the cost per yoghurt.
(Total for Question 61 is 1 mark)
62
Simplify the ratio 9 : 12 to its simplest form.
(Total for Question 62 is 1 mark)
63
2 tins of beans cost £1.20. Find the cost of 1 tin.
(Total for Question 63 is 1 mark)
64
A jar of jam costs £2.40 for 300 g. Find the price per 100 g.
(Total for Question 64 is 1 mark)
65
500 g of rice costs £1.50, and 750 g of rice costs £2.10. State which pack is better value.
(Total for Question 65 is 1 mark)
66
Share £84 between Musa and Isla in the ratio 3 : 4. Find how much Isla gets.
(Total for Question 66 is 1 mark)
67
A recipe for 6 people needs 240 g of oats. Find how much is needed for 9 people.
(Total for Question 67 is 1 mark)
68
Simplify the ratio 25 : 60 to its simplest form.
(Total for Question 68 is 1 mark)
69
A 6-pack of fruit bars costs £2.40. A single fruit bar costs 45p. State which is better value: the 6-pack, or 6 single bars.
(Total for Question 69 is 1 mark)
70
Complete the missing number: 7 : 9 = 21 : ___
(Total for Question 70 is 1 mark)
71
A car uses 5 litres of petrol to travel 60 km. Find how far it can travel on 8 litres.
(Total for Question 71 is 1 mark)
72
96 sweets are shared between three friends in the ratio 1 : 3 : 4. Find how many sweets the friend with the smallest share gets.
(Total for Question 72 is 1 mark)
73
A 2 litre bottle of squash costs £3.00. A 3 litre bottle costs £4.20. State which bottle is better value per litre.
(Total for Question 73 is 1 mark)
74
Simplify the ratio 33 : 44 to its simplest form.
(Total for Question 74 is 1 mark)
75
9 identical erasers cost £3.60. Find the cost of 4 erasers.
(Total for Question 75 is 1 mark)
76
Share £150 between Dan and Grace in the ratio 7 : 8. Find how much Dan gets.
(Total for Question 76 is 1 mark)
77
A recipe for 5 people uses 3 eggs. Find how many eggs are needed for 20 people.
(Total for Question 77 is 1 mark)
78
400 g of cheese costs £3.20, and a different pack of 0.65 kg of the same cheese costs £4.94. State which pack is better value per 100 g.
(Total for Question 78 is 1 mark)
79
Three amounts are shared in the ratio 2 : 5 : 8. The smallest amount is 18. Find the largest amount.
(Total for Question 79 is 1 mark)
80
A recipe for 8 people uses 360 g of flour. Halima wants to make the recipe for 6 people. Find how many grams of flour she needs.
(Total for Question 80 is 1 mark)
Mark scheme · EP.M20 Speed Drills: Ratio, Proportion and Scaling

Question 1

Question 2

Question 3

Question 4

Question 5

Question 6

Question 7

Question 8

Question 9

Question 10

Question 11

Question 12

Question 13

Question 14

Question 15

Question 16

Question 17

Question 18

Question 19

Question 20

Question 21

Question 22

Question 23

Question 24

Question 25

Question 26

Question 27

Question 28

Question 29

Question 30

Question 31

Question 32

Question 33

Question 34

Question 35

Question 36

Question 37

Question 38

Question 39

Question 40

Question 41

Question 42

Question 43

Question 44

Question 45

Question 46

Question 47

Question 48

Question 49

Question 50

Question 51

Question 52

Question 53

Question 54

Question 55

Question 56

Question 57

Question 58

Question 59

Question 60

Question 61

Question 62

Question 63

Question 64

Question 65

Question 66

Question 67

Question 68

Question 69

Question 70

Question 71

Question 72

Question 73

Question 74

Question 75

Question 76

Question 77

Question 78

Question 79

Question 80