It takes 3 identical taps 20 minutes to fill a water tank.
Work out how many minutes it would take 1 tap to fill the same tank.
Practise AQA GCSE Maths Direct and Inverse Proportion with exam-style questions for Foundation and Higher tier. 96 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.