Sarah drives 260 miles from Cardiff to Manchester. She drives the first 140 miles at an average speed of 56 mph. From this point, it takes Sarah 1 hour and 30 minutes to complete her journey.
What was Sarah'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.