Foundation June 2023 Paper 1 Q5
5 At a shop
the normal price of one pen is 24p
the normal price of one calculator is £7
The shop has these special offers.
| Pens Half the normal price | Calculators £1.50 less than the normal price |
Work out the total price of 5 pens and 1 calculator using the special offers. [4 marks]
| Answer | Mark | Comments |
|---|---|---|
| \(24 \div 2\) or 12 or \(24 \times 5\) or 120 or 820 or \(7 - 1.5(0)\) or 5.5(0) | M1 | oe |
| \(5 \times 24 \div 2\) or 60 or 2.1(0) or 210(p) | M1 | oe implies M2 |
| \(7 - 1.5(0) + 5 \times 24 \div 2\) or \(8.2(0) - 2.1(0)\) or 6.1 or 610 | M1dep | oe full method to find total cost dep on M2 |
| 6.10 or 610p | A1 | SC3 65.5(0) or 6550(p) or 27.62 or 2762(p) or 7.9(0) or 790(p) |
Additional guidance
| SC3 65.5(0) from 60 + 5.50 working in mixed units | |
| SC3 27.62 from 5 calculators and 1 pen | |
| SC3 7.9(0) from doubling the cost of a pen instead of halving | |
| Condone (£)6.10p | M1M1M1A1 |
| Allow mixed units for up to M3 eg \(5.50 + 60\) | M1M1M1 |