Higher November 2023 Paper 1 Q12
12
(a) Write \(\quad 2 \times 10^3 \quad\) as an ordinary number. [1 mark]
(b) Simplify \(\quad (2 \times 10^3) : (5 \times 10^{-1})\)
Give your answer in the form \(\quad n : 1\) [2 marks]
| Answer | Mark | Comments |
|---|---|---|
| 2000 | B1 |
| Answer | Mark | Comments |
|---|---|---|
| 0.5 or \(\dfrac{2 \times 10^3}{5 \times 10^{-1}}\) or \(\dfrac{\text{their } 2000}{5 \times 10^{-1}}\) or \(0.4 \times 10^{3 - (-1)}\) or \(0.4 \times 10^4\) | M1 | oe their 2000 from part (a) |
| 4000 or \(4 \times 10^3\) | A1ft | ft \(2 \times\) their 2000 in part (a) |