A DIY store sells paint in 10-litre tubs for £28£28£28.
A local shop sells the same paint in 2.5-litre tins for £7.15£7.15£7.15.
Where is the paint better value for money, at the DIY store or at the local shop?
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84 exam-style questions on OCR GCSE Maths Best Buy Questions. Each one has a worked solution and a mark scheme showing where the marks go.