A rectangular garden plot has a length of 12 m, to the nearest 0.5 m, and a width of 8 m, to the nearest 0.2 m.
Work out the lower bound for the perimeter of the garden plot.
Work out the upper bound for the area of the garden plot.
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.