1MA0 Foundation June 2013 Paper 2 Q19
19 A picture is made from tiles.
The diagram shows the picture in the shape of a rectangle, 120 cm by 100 cm.
It also shows a tile in the shape of a rectangle, 15 cm by 20 cm.

Diagram NOT accurately drawn
(a) Work out the number of these tiles needed to make the picture. (3)
The total cost of the tiles is £52 plus VAT.
The rate of VAT is 20%.
(b) Work out 20% of £52 (2)
| Answer | Mark | Notes |
|---|---|---|
| 40 | 3 | M1 for 120 × 100 (=12 000) or 20 × 15 (=300) M1 (dep) for ‘12 000’ ÷ ‘300’ A1 cao OR M1 for 120 ÷ 15 (= 8) or 100 ÷ 20 (= 5) M1 (dep) for ‘8’ × ‘5’ A1 cao OR M1 for 120 ÷ 20 (=6) or 100 ÷ 15 (=6.66…) M1 (dep) for ‘6’ × ‘6.66…’ (=40) or ‘6’ × ‘6’ (=36) or ‘6’ × ‘7’ (=42) A1 cao |
| Answer | Mark | Notes |
|---|---|---|
| 10.40 | 2 | M1 for \(\dfrac{20}{100} \times 52\) oe A1 for 10.4(0) [SC B1 for 62.4(0) or 41.6(0)] |