A square's area is increased by 20%.
Find the percentage increase in the length of the square's side.
Give your answer to 1 decimal place.
Practise OCR GCSE Maths Repeated Percentage Change with exam-style questions for Foundation and Higher tier. 56 questions, matched to the OCR GCSE Maths (J560) specification and written in the written papers 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.