Maths

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Dividing into a ratio II

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.

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Quiz:

Intro quiz - Recap from previous lesson

Before we start this lesson, let’s see what you can remember from this topic. Here’s a quick quiz!

Q1.Amit and Bernie share 100 sweets in the ratio 2:3. What fraction of the sweets will Amit have?

1/5

Q2.Amit and Bernie share 100 sweets in the ratio 2:3. What fraction of the sweets will Bernie have?

2/5

Q3.Amit and Bernie share 100 sweets in the ratio 2:3. How many sweets will Amit get?

3/5

Q4.Amit and Bernie share 100 sweets in the ratio 2:3. How many sweets will Bernie get?

4/5

Q5.In a group of 72 children, the ratio of boys to girls is 5:4. How many girls are in the group?

5/5

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Unit quizzes are being retired in August 2023

Why we're removing unit quizzes from the website >
Quiz:

Intro quiz - Recap from previous lesson

Before we start this lesson, let’s see what you can remember from this topic. Here’s a quick quiz!

Q1.Amit and Bernie share 100 sweets in the ratio 2:3. What fraction of the sweets will Amit have?

1/5

Q2.Amit and Bernie share 100 sweets in the ratio 2:3. What fraction of the sweets will Bernie have?

2/5

Q3.Amit and Bernie share 100 sweets in the ratio 2:3. How many sweets will Amit get?

3/5

Q4.Amit and Bernie share 100 sweets in the ratio 2:3. How many sweets will Bernie get?

4/5

Q5.In a group of 72 children, the ratio of boys to girls is 5:4. How many girls are in the group?

5/5

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This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Unit quizzes are being retired in August 2023

Why we're removing unit quizzes from the website >
Quiz:

Dividing into a ratio II

Show what you've learnt!

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?

1/5

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

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?

3/5

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?

4/5

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?

5/5

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Unit quizzes are being retired in August 2023

Why we're removing unit quizzes from the website >
Quiz:

Dividing into a ratio II

Show what you've learnt!

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?

1/5

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

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?

3/5

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?

4/5

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?

5/5

Lesson summary: Dividing into a ratio II

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This was the final lesson in the unit Ratio.

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