Higher November 2020 Paper 1 Q5
5
(a) Write \(5.7 \times 10^{-3}\) as an ordinary number. (1)
(b) Write 800 000 in standard form. (1)
(c) Work out \(\dfrac{3 \times 10^5 - 2.7 \times 10^4}{6 \times 10^{-2}}\) (2)
| Scheme | Marks |
|---|---|
| 0.0057 | B1 |
| (1) |
| Scheme | Marks |
|---|---|
| \(8 \times 10^5\) | B1 |
| (1) |
| Scheme | Marks |
|---|---|
| \(\dfrac{273000}{6 \times 10^{-2}}\) | M1 |
| Correct answer scores full marks (unless from obvious incorrect working) Answer: 4 550 000 | A1 |
| (2) | |
| (4 marks) |
Notes
M1: for 273 000 or digits 455
A1: for 4 550 000 or \(4.55 \times 10^6\) oe