An industrial drum in the shape of a cylinder is empty.
The drum has a radius of 30 cm and a height of 110 cm.
Oil is pumped into the drum at a rate of 15 litres per minute.
Calculate the number of minutes it will take to completely fill the drum. Give your answer correct to the nearest minute.
91 exam-style questions on AQA GCSE Maths Cylinders. Each one has a worked solution and a mark scheme showing where the marks go.