1MA0 Higher November 2016 Paper 1 Q8
*8 Two shops, Mega Bathrooms and Bathroom Mart, each have a sale.
| Mega Bathrooms | Bathroom Mart |
|---|---|
| Sale | Sale |
| 60% off normal price then 15% off | \(\dfrac{2}{3}\) off normal price |
Sally wants to buy some bathroom units.
The units have a normal price of £1500
Sally wants to buy the units as cheaply as possible.
Which shop should she buy the units from?
You must show all your working. (4)
| Answer | Mark | Notes |
|---|---|---|
| Bathroom Mart and correct figures | 4 | M1 for \(\dfrac{1}{3} \times 1500\) (= 500) or \(\dfrac{2}{3} \times 1500\) (= 1000) M2 for a correct method to reduce 1500 by 60% and then by a further 15% eg \(1500 \times \text{``}0.4\text{''} \times \text{``}0.85\text{''}\) (= 510) oe (M1 for method to find 60% or 40% of 1500 e.g. \(\dfrac{60}{100} \times 1500\) (= 900)) C1 for 510 and 500 with a correct conclusion. |