# Dividing into a ratio II

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## Lesson details

### Key learning points

- In this lesson, we will divide a quantity into a ratio of the form a : b : c and compare the relative sizes of the parts to each other and to the whole.

### Licence

This content is made available by Oak National Academy Limited and its partners and licensed under Oak’s terms & conditions (Collection 1), except where otherwise stated.

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### 5 Questions

Q1.

Amit and Bernie share 100 sweets in the ratio 2:3. What fraction of the sweets will Amit have?

2/3

3/2

3/5

Q2.

Amit and Bernie share 100 sweets in the ratio 2:3. What fraction of the sweets will Bernie have?

2/3

2/5

3/2

Q3.

Amit and Bernie share 100 sweets in the ratio 2:3. How many sweets will Amit get?

20

60

80

Q4.

Amit and Bernie share 100 sweets in the ratio 2:3. How many sweets will Bernie get?

20

40

80

Q5.

In a group of 72 children, the ratio of boys to girls is 5:4. How many girls are in the group?

18

40

67

### 5 Questions

Q1.

Red paint and white paint are mixed in the ratio 3:5 to make 1 litre of pink paint. What fraction of the paint is red?

3/5

5/3

5/8

Q2.

Fill in the gap: Yellow paint and blue paint are mixed in the ratio 2:3 to make 1 litre of green paint. The amount of yellow paint will be _____ as much as the blue paint.

2/5

3/2

3/5

Q3.

Yellow paint and blue paint are mixed in the ratio 2:3 to make 1 litre of green paint. How much yellow paint is needed?

200ml

600ml

800ml

Q4.

Yellow paint and blue paint are mixed in the ratio 2:3 to make 1 litre of green paint. How much blue paint is needed?

200ml

400ml

800ml

Q5.

The angles in a triangle are 𝑥, 𝑦 and 𝑧. The angles are split into the ratio 2:3:4. What are the sizes of the angles in this triangle?

x = 20°, y = 30°, z = 40°

x = 40°, y = 40°, z = 100°

x = 40°, y = 50°, z = 80°