1MA0 Foundation November 2012 Paper 2 Q12
*12 The table gives information about the costs of posting parcels.
| Maximum weight of a parcel | Cost |
|---|---|
| 2 kg | £4.41 |
| 4 kg | £7.06 |
| 6 kg | £9.58 |
| 8 kg | £11.74 |
| 10 kg | £12.61 |
| 20 kg | £14.69 |
Umar has to post some parcels.
He has to post
3 parcels with a weight of 6 kg each
1 parcel with a weight of 10 kg
1 parcel with a weight of 3 kg
1 parcel with a weight of 1.2 kg
Umar has £55 to spend on posting the parcels.
Can he post all the parcels? (4)
| Working | Answer | Mark | Notes |
|---|---|---|---|
| \(3 \times 9.58 + 12.61 + 7.06 + 4.41\) (= 52.82) | Yes + working | 4 | M2 for \(3 \times 9.58\) (=28.74) \(+ 12.61 + 7.06 + 4.41\) or \(55 - 3 \times 9.58\) (=28.74) \(- 12.61 - 7.06 - 4.41\) (M1 for at least 2 correct costs seen) A1 for 52.82 or 2.18 C1 (dep M1) for comparison and correct deduction using their total cost or amount left |