Anthony travels from Newcastle to Manchester at an average speed of 60 miles per hour. The journey takes him 2 hours and 30 minutes.
Declan makes the same journey in 2 hours and 24 minutes.
Work out Declan's average speed for the journey.
If Declan took different roads than Anthony, how could this affect your answer to part (a)?
203 exam-style questions on OCR GCSE Maths Speed and Density. Each one has a worked solution and a mark scheme showing where the marks go.