Sarah wants to buy 8 chocolate bars.
Each chocolate bar costs 64p.
Sarah pays with a £20 note.
Work out how much change Sarah will get from £20.
When in the shop Sarah finds out that the price of the chocolate bars has been increased.
How does this affect the amount of change she will get?
56 exam-style questions on WJEC GCSE Maths Calculation Problems. Each one has a worked solution and a mark scheme showing where the marks go.