4MA0 Foundation January 2017 Paper 1R Q8
8
(a) Simplify \(p + p + p + p - p\) (1)
(b) Simplify \(6 \times e \times 5 \times f\) (1)
(c) Solve \(8m = 40\) (1)
(d) Solve \(20 - k = 16\) (1)
\(a = 3c + f\)
(e) Work out the value of \(c\) when \(a = 23\) and \(f = 5\) (3)
| Scheme | Marks |
|---|---|
| \(3p\) | B1 |
| (1) |
| Scheme | Marks |
|---|---|
| \(30ef\) | B1 |
| (1) |
| Scheme | Marks |
|---|---|
| 5 | B1 |
| (1) |
| Scheme | Marks |
|---|---|
| 4 | B1 |
| (1) |
| Scheme | Marks |
|---|---|
| \(23 = 3c + 5\) | M1 |
| \(23 - 5 = 3c\) | M1 |
| 6 | A1 |
| (3) | |
| (7 marks) |
Notes
M1: for substitution
M1: isolating term in \(c\)