Volume is a measure of space taken up by a 3-dimensional shape and is measured in , etc.
Volume can also be measured in litres with .
Make sure you don't confuse volume (for 3-D shapes) and area (for 2-D shapes).
To convert litres to , we multiply by .
To convert to litres, we divide by .
Sam is going to buy some cola for her son’s birthday party. The cola comes in one-litre bottles. The plastic cups she has each hold about 90 millilitres. 14 children have been invited and Sam reckons about 3 cups each would be appropriate over the afternoon.
How many one-litre bottles should she buy?
One litre is so Sam needs to buy one-litre bottles.