David drives 240 miles from Edinburgh to York. He drives the first 90 miles at an average speed of 45 mph. From this point, it takes David 2 hours and 48 minutes to complete his journey.
What was David's average speed for the whole journey?
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.