The diagram shows a cylindrical tank. The tank has a top and a bottom.
5 of these tanks are going to be painted. Each tank has a diameter of 40 cm and a height of 1.8 m.
Each pot of paint can cover 4 m2.
How many pots of paint are needed to paint the 5 tanks?
92 exam-style questions on AQA GCSE Maths Cylinders. Each one has a worked solution and a mark scheme showing where the marks go.