The mass of a parcel is measured as 25 kg, correct to the nearest kg.
Write down the least possible mass of the parcel.
Write down the greatest possible mass of the parcel.
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.