A circle has a radius of 5 cm, to the nearest cm.
Work out the lower bound for the circumference of the circle.
Give your answer in terms of π\piπ.
Work out the upper bound for the area of the circle.
Give your answer in terms of π\piπ.
Practise OCR GCSE Maths Bounds with exam-style questions for Foundation and Higher tier. 52 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.