You can use this graph to change between gallons and litres (l).

| Gallons | Litres (l) |
|---|---|
| 0 | 0 |
| 1 | 4.5 |
| 2 | 9.0 |
| 3 | 13.5 |
| 4 | 18.0 |
| 5 | 22.5 |
| 6 | 27.0 |
| 7 | 31.5 |
| 8 | 36.0 |
| 9 | 40.5 |
| 10 | 45.0 |
Change 4 gallons to litres
Change 225 litres to gallons
Practise Edexcel GCSE Maths Conversions and Units with exam-style questions for Foundation and Higher tier. 33 questions, matched to the Edexcel GCSE Maths (1MA1) specification and written in Paper 1, Paper 2 and Paper 3 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.