4MA0 Foundation June 2017 Paper 1 Q7
7
(a) Shade \(\dfrac{1}{4}\) of the shape. (1)
(b) Write 40% as a decimal. (1)
\(B = 6e - 3f\)
(c) Work out the value of \(B\) when \(e = 3.2\) and \(f = -4\) (2)
| Scheme | Marks |
|---|---|
| 2 triangles shaded | B1 |
| (1) |
| Scheme | Marks |
|---|---|
| 0.4 | B1 |
| (1) |
| Scheme | Marks |
|---|---|
| \(6 \times 3.2 - 3 \times -4\) oe | M1 |
| 31.2 | A1 |
| (2) | |
| (4 marks) |
Notes
M1: for a correct substitution or
for 19.2 and (−)12 or
an answer of 7.2