4400 Higher June 2007 Paper 4 Q5
5 The diagram shows a wall.

Diagram NOT accurately drawn
(a) Calculate the area of the wall. (2)
(b) 1 litre of paint covers an area of 20 m2.
Work out the volume of paint needed to cover the wall.
Give your answer in cm3. (3)
Work out the volume of paint needed to cover the wall.
Give your answer in cm3. (3)
| Scheme | Marks |
|---|---|
| \((2 + 3)/2 \times 6\) or \(2 \times 6 + \frac{1}{2} \times 6 \times 1\) oe | M1 |
| 15 | A1 |
| (2) |
| Scheme | Marks |
|---|---|
| \(\frac{15}{20} \times 1000\) or \(1000 / 20 \times 15\) or \(1000 \times 15 / 20\) | M1 |
| M1 | |
| 750 | A1 |
| (3) | |
| (5 marks) |
Notes
M1: or 0.75
M1: ft ‘15’ for M1M1 only