The diagram shows a cylindrical chemical drum. The drum has a top and a bottom.
12 of these drums are going to be painted with rust protection. Each drum has a diameter of 80 cm and a height of 1.2 m.
Each pot of paint can cover 7 m2.
How many pots of paint are needed to paint the 12 drums?

92 exam-style questions on Edexcel GCSE Maths Cylinders. Each one has a worked solution and a mark scheme showing where the marks go.