The diagram shows an empty tank in the shape of a cylinder.

The cylinder has radius 12 cm and height 45 cm.
Water flows into the tank at a rate of 1.8 litres per minute.
Calculate the number of minutes it will take to completely fill the tank. Give your answer correct to the nearest minute.
Practise Edexcel GCSE Maths Cylinders with exam-style questions for Foundation and Higher tier. 98 questions, matched to the Edexcel GCSE Maths (1MA1) specification and written in Paper 1, Paper 2 and Paper 3 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.