The height of a building is measured as 11 metres, correct to the nearest metre.
Write down the least possible height of the building.
Write down the greatest possible height of the building.
Practise OCR GCSE Maths Error Intervals with exam-style questions for Foundation and Higher tier. 84 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.