Higher June 2018 Unit 1 Q5
5.
(a) Calculate the value of \((2 \times 10^{-4}) \times (7{\cdot}8 \times 10^{9})\).
Give your answer in standard form. [2]
Give your answer in standard form. [2]
(b) Calculate the value of \(\dfrac{3{\cdot}9 \times 10^{8}}{3000}\).
Give your answer in standard form. [2]
Give your answer in standard form. [2]
| Scheme | Marks | Comments |
|---|---|---|
| \(1{\cdot}56 \times 10^{6}\) | B2 | Mark final answer. B1 for sight of \(15{\cdot}6 \times 10^{5}\) OR 1 560 000 OR equivalent correct value but not in standard form. |
| Scheme | Marks | Comments |
|---|---|---|
| \(1{\cdot}3 \times 10^{5}\) | B2 | Mark final answer. B1 for sight of \(13 \times 10^{4}\) OR 130 000 OR equivalent correct value but not in standard form. |