# Direct proportion (Part 2)

In this lesson, we will learn how to recognise when two quantities are directly proportional to each other.

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.Alex goes to a fair. He wants to go on 6 rides. Each ride costs £2. How much will he pay?

1/6

Q2.The cost of four pencils is £1.60 What is the cost of one pencil.

2/6

Q3.The cost of four pencils is £1.60. What is the cost of 12 pencils?

3/6

Q4.It costs 60 p to send text messages. Alex has been charged £3 for text messages by Vodafone. How many text messages did he send?

4/6

Q5.Which rule connects n to C?

5/6

Q6.True or False? A graph of direct proportion always starts at the origin.

6/6

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.Alex goes to a fair. He wants to go on 6 rides. Each ride costs £2. How much will he pay?

1/6

Q2.The cost of four pencils is £1.60 What is the cost of one pencil.

2/6

Q3.The cost of four pencils is £1.60. What is the cost of 12 pencils?

3/6

Q4.It costs 60 p to send text messages. Alex has been charged £3 for text messages by Vodafone. How many text messages did he send?

4/6

Q5.Which rule connects n to C?

5/6

Q6.True or False? A graph of direct proportion always starts at the origin.

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.

Quiz:

# Direct proportion (2).

Exit 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

Quiz:

# Direct proportion (2).

Exit 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

# Lesson summary: Direct proportion (Part 2)

## 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