4MA0 Higher June 2014 Paper 4 Q14
14
(a) Write \(1.2 \times 10^{-5}\) as an ordinary number. (1)
(b) Work out \(7.9 \times 10^5 + 6 \times 10^4\)
Give your answer in standard form. (2)
Give your answer in standard form. (2)
| Scheme | Marks |
|---|---|
| 0.000012 | B1 |
| (1) |
| Scheme | Marks |
|---|---|
| 790000 + 60000 or \(79 \times 10^4 + 6 \times 10^4\) or \(7.9 \times 10^5 + 0.6 \times 10^5\) | M1 |
| \(8.5 \times 10^5\) | A1 |
| (2) | |
| (3 marks) |
Notes
M1: or sight of digits 85