A rock has a mass of 63 grams and a density of 3.5 grams/cm33.5 \text{ grams/cm}^33.5 grams/cm3.
Work out the volume of the rock, giving your answer exactly.
203 exam-style questions on Eduqas GCSE Maths Speed and Density. Each one has a worked solution and a mark scheme showing where the marks go.