# Direct proportion (Part 1)

## Lesson details

### Key learning points

1. In this lesson, we will explore real life scenarios involving direct proportion and model solutions.

### 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.

## Video

Share with pupils

## Worksheet

Share with pupils

## Starter quiz

Share with pupils

### 6 Questions

Q1.
Four apples cost 96p. Each apple costs the same price. Use the bar model to help you find the cost of 1 apple.
£0.72
0.24
72 p
Q2.
The cost of 10 text messages is 60 pence. What is the cost of 5 text messages?
10 p
5 p
6 p
Q3.
The cost of 10 text messages is 60 pence. What is the cost of 20 text messages?
£0.40
£1.2
£12
Q4.
If 4 ice creams cost £4.80, what is the cost of 1 ice cream?
£120
120
Q5.
If 4 ice creams cost £4.80, what is the cost of 12 ice creams?
12.2
12.20
14.4
Q6.
If 4 ice creams cost £4.80, what is the cost of 7 ice creams (Hint: you can use our answer to question 4 to help you with this).
£8.04
8.4
8.40 p

## Exit quiz

Share with pupils

### 6 Questions

Q1.
Alex goes to a fair. He wants to go on 6 rides. Each ride costs £2. How much will he pay?
£10
£8
Q2.
The cost of four pencils is £1.60 What is the cost of one pencil.
£0.4
0.4
Q3.
The cost of four pencils is £1.60. What is the cost of 12 pencils?
£19.20
£2.80
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?
0.05
180
4
Q5.
Which rule connects n to C?