A shop sells washing powder in 650g packs.
Jacob has no washing powder.
He estimates that he does 2 washes a week, using 40g each wash.
Jacob wants to buy enough washing powder for 13 weeks.
How many packs of washing powder does Jacob need to buy?
Practise CIE IGCSE Maths Calculation Problems with exam-style questions for Core and Extended tier. 14 questions, matched to the CIE IGCSE Maths (0580) specification and written in Paper 1 and Paper 3 (Core) or Paper 2 and Paper 4 (Extended) 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.