Anthony travels from Newcastle to Manchester at an average speed of 65 miles per hour.
The journey takes him 2 hours and 15 minutes.
Declan makes the same journey in 2 hours and 35 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)?
Practise CIE IGCSE Maths Speed and Density with exam-style questions for Core and Extended tier. 13 questions, matched to the CIE IGCSE Maths (0580) specification and written in Paper 1 and Paper 3 (Core) or Paper 2 and Paper 4 (Extended) 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.