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SHHS - GCSE Maths > Ratio > Flashcards

Flashcards in Ratio Deck (39)
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1

Fully cancel down this ratio
6:4

3:2

2

Fully cancel down this ratio
5:10

1:2

3

Fully cancel down this ratio
12:9

4:3

4

Fully cancel down this ratio
7:28

1:4

5

Fully cancel down this ratio
9:21

3:7

6

Fully cancel down this ratio
12:30

2:5

7

Fully cancel down this ratio
63:27

7:3

8

Fully cancel down this ratio
360:540

4:6

9

Fully cancel down the ratio
3500:1500

7:3

10

Fully cancel down this ratio
6:12:15

2:4:5

11

Fully cancel down the ratio
7:28:77

1:4:11

12

Fully cancel down this ratio
21:35:77

3:5:11

13

This month there were 12 sunny days and 18 rainy ones. What was the simplest ratio of sunny days to rainy days?

2:3

14

In a bag of sweets 9 are red and 15 are blue.
What is the simplest ratio of red to blue sweets?

3:5

15

A bus has room for 30 sitting passengers and 20 standing passengers. What is the simplest ratio of sitting to standing passengers?

3:2

16

A floor is made up of 24 black tiles and 8 white tiles. What is the simplest ratio of black to white tiles?

3:1

17

At a party there are 36 girls and 27 boys. What is the simplest ratio of girls to boys?

4:3

18

A school has 595 pupils and 170 computers. What is the ratio of pupils to computers in its simplest form?

119:34

19

There are 18 boys in a class of 33 pupils. What is the ratio of boys to girls in its simplest form?

6:5

20

Isabel and Sophia share a bag of 42 sweets. Isabel has 16 and Sophia has the rest. Fin d the ratio of Sophia's sweets to Isabel's sweets, giving your answer in its simplest form.

8:13

21

For a class of pupils, the ratio of blue eyes to brown eyes is 2:3. If 8 pupils have blue eyes, how many pupils have brown eyes?

12

22

Ben feeds his horses carrots. For every 12 carrots they eat, Ben eats 1. If the horses eat 24 carrots, how many does Ben eat?

2

23

The ages of a father and son are in the ratio 8:3. If the father is 48, how old is the son?

18

24

The ratio of red to yellow sweets in a bag is 3:4. If the bag contains 12 yellow sweets how many red sweets are there?

16

25

In a wood there are oak trees and beech trees in the ratio 2:9. If there are 42 oak trees how many beech trees are there?

189

26

In a supermarket the ratio of apples to bananas is 5:3. If there are 450 bananas, how many apples are there?

750

27

A recipe uses sugar and butter in the ratio 2:1. How much butter would be needed with 100g of sugar?

50 g

28

A photo of width 10cm is enlarged so that the ratio of the two pictures widths is 2:7. How wide is the enlarged picture?

35 cm

29

Meera and Sabrina share a holiday job. They split the money they make in the ratio 7:6. If Sabrina gets £48, how much does Meera get?

£56

30

Tim has a cardboard cutout of his favourite footballer. The height of the cut-out and the actual height of the footballer are in the ratio 5:6. If the cutout is 165cm high, what is the actual height of the footballer in metres?

198 cm

31

A fruit punch is made by mixing pineapple juice, orange juice and lemonade in the ratio 1:3:6. If 500 ml of pineapple juice is used, how much orange juice is needed?

1.5 litres

32

Kat and Lindsay share 30 cupcakes in the ratio 3:2. How much do they each get?

Kat gets 18 cupcakes
Lindsay gets 12 cupcakes

33

Share 32 sandwiches in the ratio 3:5.

12 and 20

34

There are 112 people in an office. The ratio of men to women is 9:5. How many men and how many women are there?

72 men
40 women

35

Lauren is 16 and Cara is 14. Their grandad gives them £1200 to share in the ratio of their ages. How much money do they each get?

Lauren gets £640
Cara gets £560

36

Orange paint is made by mixing yellow and red paint in the ratio 4:3. How much of each colour is needed to make 42 litres of orange paint?

24 litres of yellow paint
18 litres of red paint

37

There are 28 passengers on a bus. The ratio of passengers talking on their phones to those not talking on their phones is 5:2. How many passengers on their phones?

20 talking on phones
8 not talking

38

In a school of 600 pupils, the ratio of right-handed pupils to left-handed pupils is 7:1. How many right-handed pupils are there?

525 right handed pupils

39

Elsa and Daniel put their money into their business in the ratio 2:3. If they share the profits in the same ratio, how much of a £5700 profit would Daniel get?

Elsa: £2280
Daniel: £3420