XYZ XYZ\,XYZ is a straight piece of wire.
The length of YZ YZ\,YZ is twice the length of XYXYXY.
XZ=54XZ = 54XZ=54 centimetres.
Work out the length of YZYZYZ.
Practise OCR GCSE Maths Ratio with exam-style questions for Foundation and Higher tier. 93 questions, matched to the OCR GCSE Maths (J560) specification and written in the written papers 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.