The volume of paint (V V\,V litres) needed for a wall is directly proportional to the area (A A\,A m2^22) of the wall.
V V\,V is given by the formula: V=0.25AV = 0.25AV=0.25A
Find the area of a wall that requires 14 litres of paint.
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.