Foundation January 2021 Paper 1 Q22
22
(a) Write 2 840 000 000 in standard form. (1)
(b) Write \(2.5 \times 10^{-4}\) as an ordinary number. (1)
| Scheme | Marks |
|---|---|
| \(2.84 \times 10^9\) | B1 |
| (1) |
| Scheme | Marks |
|---|---|
| 0.000 25 | B1 |
| (1) | |
| (2 marks) |
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