In a best buy comparison, what must be kept the same for a fair comparison?
The packaging/type of product.
The shop/location of purchase.
The amount/unit of product.
The total price of product.
Flashcards for CIE IGCSE Maths Best Buy Questions, covering the key terms, formulae and methods you need to recall for Paper 1 and Paper 3 (Core) or Paper 2 and Paper 4 (Extended). 22 cards, matched to the CIE IGCSE Maths (0580) specification.
