Marcus wants to estimate the total number of mice in a warehouse.
He catches a sample of 12 mice, marks them and releases them back into the warehouse.
The next night, he takes a second sample of 20 mice.
3 of these mice have been marked.
Work out an estimate for the number of mice in the warehouse.
Write down an assumption you have made.
Practise AQA GCSE Maths Capture Recapture with exam-style questions for Foundation and Higher tier. 20 questions, matched to the AQA GCSE Maths (8300) specification and written in Paper 1, Paper 2 and Paper 3 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.
