Direct proportion (Part 1)

Maths

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

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

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

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?

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

Four apples cost 96p. Each apple costs the same price. Use the bar model to help you find the cost of 1 apple.

The cost of 10 text messages is 60 pence. What is the cost of 5 text messages?

The cost of 10 text messages is 60 pence. What is the cost of 20 text messages?

If 4 ice creams cost £4.80, what is the cost of 1 ice cream?

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

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).