Foundation November 2024 Paper 1 Q26
26
(a) Write \(8.4 \times 10^{-5}\) as an ordinary number. (1)
(b) Work out \(\left(6.5 \times 10^{-40}\right) \times \left(8 \times 10^{185}\right)\)
Give your answer in standard form. (2)
Give your answer in standard form. (2)
| Scheme | Marks |
|---|---|
| 0.000 084 | B1 |
| (1) |
Notes
B1: cao
| Scheme | Marks |
|---|---|
| \(52 \times 10^{145}\) or \(5.2 \times 10^n\) or \(p \times 10^{146}\) where \(1 \leqslant p \lt 10\) | M1 |
| Correct answer scores full marks (unless from obvious incorrect working) Answer: \(5.2 \times 10^{146}\) | A1 |
| (2) | |
| (3 marks) |