1MA0 Foundation March 2013 Paper 1 Q13
13 You can use this rule to work out the total cost of hiring a car.
Total cost = £4 per hour plus £12
Arun hires a car for 5 hours.
(a) Work out the total cost. (2)
Raj hires a car.
The total cost is £40
(b) Work out how many hours Raj hires the car for. (3)
| Answer | Mark | Notes |
|---|---|---|
| 32 | 2 | M1 for \(4 \times 5 + 12\) oe A1 cao |
| Answer | Mark | Notes |
|---|---|---|
| 7 | 3 | M1 for \(40 - 12\) or 28 seen M1 (dep) for \('28' \div 4\) A1 cao OR M1 for \(12 + 4 + 4 + \ldots\) M1 for \(12 + 7 \times 4\) oe A1 cao OR M1 for \(12 + 4x = 40\) oe M1 for \(4x = 40 - 12\) oe A1 cao NOTE: A correct embedded answer scores M2 A0 OR M1 ft for \('32' + 4\ldots\) or \(40 - '32'\) M1 ft for \(5 + 1 \ldots\) oe A1 ft Note: Do not follow through from part a an answer of 40 |