Sarah travels from Bristol to London at an average speed of 55 miles per hour. The journey takes her 2 hours and 12 minutes.
James makes the same journey in 2 hours and 48 minutes.
Work out James's average speed for the journey.
If James took different roads than Sarah, how could this affect your answer to part (a)?
Practise Edexcel GCSE Maths Speed and Density with exam-style questions for Foundation and Higher tier. 52 questions, matched to the Edexcel GCSE Maths (1MA1) 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.