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GCSE Maths > Ratio > Flashcards

Flashcards in Ratio Deck (39)
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1
Q

Fully cancel down this ratio

6:4

A

3:2

2
Q

Fully cancel down this ratio

5:10

A

1:2

3
Q

Fully cancel down this ratio

12:9

A

4:3

4
Q

Fully cancel down this ratio

7:28

A

1:4

5
Q

Fully cancel down this ratio

9:21

A

3:7

6
Q

Fully cancel down this ratio

12:30

A

2:5

7
Q

Fully cancel down this ratio

63:27

A

7:3

8
Q

Fully cancel down this ratio

360:540

A

4:6

9
Q

Fully cancel down the ratio

3500:1500

A

7:3

10
Q

Fully cancel down this ratio

6:12:15

A

2:4:5

11
Q

Fully cancel down the ratio

7:28:77

A

1:4:11

12
Q

Fully cancel down this ratio

21:35:77

A

3:5:11

13
Q

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

A

2:3

14
Q

In a bag of sweets 9 are red and 15 are blue.

What is the simplest ratio of red to blue sweets?

A

3:5

15
Q

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

A

3:2

16
Q

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

A

3:1

17
Q

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

A

4:3

18
Q

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

A

119:34

19
Q

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

A

6:5

20
Q

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.

A

8:13

21
Q

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?

A

12

22
Q

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?

A

2

23
Q

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

A

18

24
Q

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?

A

16

25
Q

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?

A

189

26
Q

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

A

750

27
Q

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

A

50 g

28
Q

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?

A

35 cm

29
Q

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?

A

£56

30
Q

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?

A

198 cm

31
Q

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?

A

1.5 litres

32
Q

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

A

Kat gets 18 cupcakes

Lindsay gets 12 cupcakes

33
Q

Share 32 sandwiches in the ratio 3:5.

A

12 and 20

34
Q

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?

A

72 men

40 women

35
Q

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?

A

Lauren gets £640

Cara gets £560

36
Q

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?

A

24 litres of yellow paint

18 litres of red paint

37
Q

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?

A

20 talking on phones

8 not talking

38
Q

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?

A

525 right handed pupils

39
Q

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?

A

Elsa: £2280
Daniel: £3420