4400 Higher June 2009 Paper 3 Q1
1 Last year in Mathstown High School, the ratio of the number of candidates for IGCSE mathematics to the number of candidates for IGCSE biology was 5 : 2
The number of candidates for IGCSE mathematics was 80
(a) Work out the number of candidates for IGCSE biology. (2)
The 80 mathematics candidates were divided between Foundation and Higher in the ratio 1 : 3
(b) Work out the number of Foundation candidates. (2)
| Scheme | Marks |
|---|---|
| \(80 \times \dfrac{2}{5}\), \(2 \times \dfrac{80}{5}\) | M1 |
| 32 | A1 |
| (2) |
Notes
M1: Also award for 80 : 32 or 32 : 80
A1: cao
| Scheme | Marks |
|---|---|
| 3 + 1 or 4 | M1 |
| 20 | A1 |
| (2) | |
| (4 marks) |
Notes
M1: Also award for 60 : 20 or 20 : 60
A1: cao