In 2010, the annual revenue of a technology company was £4.2 million. In 2020, the annual revenue of the company was £5.9 million.
Work out the percentage increase in revenue. Give your answer correct to 1 decimal place.
Practise Edexcel GCSE Maths Percentage Change with exam-style questions for Foundation and Higher tier. 56 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.