Sarah buys a pack of 60 greeting cards for £28.
She sells 45 of the cards for 80p each. She sells the remaining cards for 30p each.
Work out Sarah's percentage profit. Give your answer correct to three significant figures.
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.