Bus Route X leaves the station every 12 minutes.
Bus Route Y leaves the station every 18 minutes.
At 09:00, both buses leave the station at the same time.
Work out how many minutes will pass before both buses leave the station at the same time again.
Practise OCR GCSE Maths Prime Factors, HCF and LCM with exam-style questions for Foundation and Higher tier. 59 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.