Foundation November 2020 Unit 2 Q9
9. In this question, you will be assessed on the quality of your organisation, communication and accuracy in writing.
Two friends are making cuboids out of centimetre cubes.
Gareth’s cuboid is shown below.
Diagram not drawn to scale
Ivy makes a different cuboid. Her cuboid has:
- the same length as Gareth’s cuboid,
- a width six times the width of Gareth’s cuboid,
- a height five times the height of Gareth’s cuboid.
What is the volume of Ivy’s cuboid?
You must show all your working. [3 + 2 OCW]
| Scheme | Marks | Comments |
|---|---|---|
| (Length of sides of Ivy’s Cuboid B =) 3cm, 12cm, 20cm | B1 | May be implied in further working. |
| (Volume of Ivy’s Cuboid =) 3 x 12 x 20 | M1 | F.T. provided two of the dimensions are correct. |
| = 720 (cm3) | A1 |
Alternative method
| Scheme | Marks | Comments |
|---|---|---|
| (Volume of Gareth’s cuboid = 3 x 2 x 4 =) 24 (cm3) | B1 | |
| (Volume of Ivy’s cuboid =) 24 x 6 x 5 | M1 | F.T. for their stated volume for ‘Gareth’s cuboid’ |
| = 720 (cm3) | A1 |
9. OCW
| Scheme | Marks | Comments |
|---|---|---|
| Organisation and Communication | OC1 | For OC1, candidates will be expected to:
|
| Accuracy of writing | W1 | For W1, candidates will be expected to:
|