Foundation November 2017 Paper 1 Q4
4. Theo and Anya are buying food and drink for a picnic.
(a)
Theo buys a salad and five identical packs of chicken sandwiches.
The salad costs £3.
Theo’s total bill is £18.03.
Theo says,
‘This bill must be wrong.’
Explain why Theo is correct. [1]
(b)
| Cold drink deal. Buy 1 cola get 1 lemon fizz free. |
Anya needs 4 bottles of cola and 5 cans of lemon fizz.
A can of lemon fizz costs £1.05.
She pays £9.45.
How much does a bottle of cola cost? [3]
| Scheme | Marks | Comments |
|---|---|---|
| Valid explanation e.g. ‘£15.03 shared between 5 does not give you an answer in pounds and pence’ | E1 | Allow e.g. ‘You cannot divide 15.03 by 5’ or ‘The sandwiches would be £3 each and that would add up to £15 plus the salad would be £18. He has been charged 3p too much.’ or ‘The sandwiches should all cost the same amount but the bill suggests they do not.’ or showing that (£)3 × 5 + (£)3 = (£)18 and (£)3.01 × 5 + (£)3 = (£)18.05 |
| Scheme | Marks | Comments |
|---|---|---|
| (9.45 − 1.05) ÷ 4 | M2 | or M1 for 9.45 − 1.05 or for ‘their (9.45 − 1.05)’ ÷ 4 |
| (£) 2.1(0) | A1 | |
| (4) |