a a\,a is inversely proportional to the square root of b b\,b
When a=15a = 15a=15, b=16b = 16b=16
Find the value of a a\,a when b=100b = 100b=100
43 exam-style questions on AQA GCSE Maths Direct and Inverse Proportion. Each one has a worked solution and a mark scheme showing where the marks go.