Direct proportion (Part 3)

In this lesson, you will solve problems involving direct proportion.

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.

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.A chain costs 8p per 2cm. The cost and length are directly proportional. What is the cost of 6 cm?

1/6

Q2.The number of text messages sent and the cost are directly proportional. It costs 60 pence to send 10 text messages. What is the cost of sending 20 text messages?

2/6

Q3.The number of text messages sent and the cost are directly proportional. It costs 60 pence to send 10 text messages. What is the cost of sending 5 text messages?

3/6

Q4.If 4 ice creams cost £4.80, what is the cost of 12 ice creams?

4/6

Q5.Look at the table below. Choose the correct statement that describes the relationship between the number of mugs and the cost of the mugs.

5/6

Q6.Look at the table below. Choose the correct statement that describes the relationship between the number of hours worked and the pay.

6/6

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.

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.A chain costs 8p per 2cm. The cost and length are directly proportional. What is the cost of 6 cm?

1/6

Q2.The number of text messages sent and the cost are directly proportional. It costs 60 pence to send 10 text messages. What is the cost of sending 20 text messages?

2/6

Q3.The number of text messages sent and the cost are directly proportional. It costs 60 pence to send 10 text messages. What is the cost of sending 5 text messages?

3/6

Q4.If 4 ice creams cost £4.80, what is the cost of 12 ice creams?

4/6

Q5.Look at the table below. Choose the correct statement that describes the relationship between the number of mugs and the cost of the mugs.

5/6

Q6.Look at the table below. Choose the correct statement that describes the relationship between the number of hours worked and the pay.

6/6

Video

Click on the play button to start the video. If your teacher asks you to pause the video and look at the worksheet you should:

  • Click "Close Video"
  • Click "Next" to view the activity

Your video will re-appear on the next page, and will stay paused in the right place.

Worksheet

These slides will take you through some tasks for the lesson. If you need to re-play the video, click the ‘Resume Video’ icon. If you are asked to add answers to the slides, first download or print out the worksheet. Once you have finished all the tasks, click ‘Next’ below.

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.

Quiz:

Direct proportion (part 3)

Exit Quiz

Q1.The number of pens are directly proportional to the cost. What is the missing number?

1/7

Q2.The number of rulers are directly proportional to the cost. What is the missing number A?

2/7

Q3.The number of rulers are directly proportional to the cost. What is the missing number B?

3/7

Q4.x and y are directly proportional. What is the missing number in the box?

4/7

Q5.A shop sells ribbon for £3 per metre. The length of the ribbon is directly proportional to its cost. What is the cost of 5.5 metres?

5/7

Q6.Which description cannot go that can go in the arrow?

6/7

Q7.Which number is missing from the box?

7/7

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.

Quiz:

Direct proportion (part 3)

Exit Quiz

Q1.The number of pens are directly proportional to the cost. What is the missing number?

1/7

Q2.The number of rulers are directly proportional to the cost. What is the missing number A?

2/7

Q3.The number of rulers are directly proportional to the cost. What is the missing number B?

3/7

Q4.x and y are directly proportional. What is the missing number in the box?

4/7

Q5.A shop sells ribbon for £3 per metre. The length of the ribbon is directly proportional to its cost. What is the cost of 5.5 metres?

5/7

Q6.Which description cannot go that can go in the arrow?

6/7

Q7.Which number is missing from the box?

7/7

Lesson summary: Direct proportion (Part 3)

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Time to move!

Did you know that exercise helps your concentration and ability to learn?

For 5 mins...

Move around:
Climb stairs

On the spot:
Chair yoga