Foundation June 2019 Paper 2 Q11
11. Shops A and B both sell identical boxes of washing powder.
Shop A sells boxes of washing powder at a discount of 30% when two boxes are bought.
Shop B sells the same boxes of washing powder in a ‘Buy one, get the second half price’ deal.
The two shops display these posters:
| Shop A | Shop B |
|---|---|
| Washing Powder £9.90 Buy 2 and get 30% off the total cost. | Washing Powder £9.20 Buy one, get the second half price. |
Does shop A or shop B offer the better value for money when buying two boxes?
Show how you decide. [5]
| Scheme | Marks | Comments |
|---|---|---|
| (Shop A price would be) 2 x 0.7 x (£)9.90 or equivalent | M1 | |
| = (£) 13.86 | A1 | |
| (Shop B price would be) 9.20 + 0.5 x 9.20 | M1 | |
| = (£)13.8(0) | A1 | |
| Shop B is better value | E1 | FT ‘their (£) 13.86 and (£)13.80’ provided at least M1 has been awarded. |
| (5) |