XYZ XYZ\,XYZ is a straight line.

The length of YZ YZ\,YZ is three times the length of XYXYXY.
YZ=45YZ = 45YZ=45 metres. Work out the length XZXZXZ.
Practise AQA GCSE Maths Ratio with exam-style questions for Foundation and Higher tier. 93 questions, matched to the AQA GCSE Maths (8300) 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.