ratio and proportion

If 5 tickets for a play cost £40, calculate the cost of 6 tickets?

• none

• £8

• £45

• £48

To make 3 glasses of orange squash you need 600 ml of water. How much water do you need to make 5 glasses of orange squash ?

• 1000 ml

• 800 ml

• 1 litre

• 0.1litre

If 10 litres of petrol cost £8.20, calculate the cost of 30 litres

• £25.60

• £24.60

• £27.60

• none

A baker uses 1800 grams of flour to make 3 loaves of bread. How much flour will he need to make 7 loaves?

• 4800g

• 4.2kg

• 4600g

• 4200g

16 teams, each with the same number of people, enter a quiz. At the semifinal stage there are 12 people left in the competition. How many people entered the quiz?

• 160 people

• 32 people

• 48 people

• 64 people

Ben buys 21 football stickers for 84p. Calculate the cost of 7 stickers:

• 70p

• 24p

• 28p

• 22p

A 20 m length of rope costs £14.40. What is the cost of the rope per metre?

Three identical coaches can carry a total of 162 passengers. How many passengers in total can be carried on seven of these coaches?

• 378 passengers

• 54 passengers

• 371 passengers

• none

A window cleaner charges n pence to clean each window, and for a house with 9 windows he charges £4.95. Calculate the window cleaner's charge for a house with 13 windows

• £7.15

• £0.55

• £3.42

• none

The total mass of 200 concrete blocks is 1460 kg. Calculate the mass of 900 concrete blocks.

• 6570kg

• 6570000g

• 0.6570kg

• 0.6570g