OCR GCSE Mathematics · J560

Inverse Proportion

What you need to know

Solve simple word problems involving inverse proportion or simple algebraic proportions.
Solve formal inverse proportion problems where $y \propto \frac{1}{x}$ .

1

Recognise that

y = \frac{k}{x}

implies

y

is inversely proportional to

x

.

Formulate and solve equations involving a quantity inversely proportional to a power or root of another quantity.