Foundation November 2022 Paper 3 Q29
29
(a) Write \(\;6.75 \times 10^{-4}\;\) as an ordinary number. (1)
(b) Work out \(\quad \dfrac{2.56 \times 10^{6} \times 4.12 \times 10^{-3}}{1.6 \times 10^{-2}}\)
Give your answer in standard form. (2)
Give your answer in standard form. (2)
| Answer | Mark | Mark scheme |
|---|---|---|
| 0.000675 | B1 | cao |
| Answer | Mark | Mark scheme |
|---|---|---|
| \(6.592 \times 10^5\) | M1 | for \(10.5472 \times 10^3\) oe or \(1.6 \times 10^8\) oe or \(2.575 \times 10^{-1}\) oe or for \(6.592 \times 10^n\) where \(n \neq 5\) or for \(6.59 \times 10^5\) or for \(6.6 \times 10^5\) or for 659200 oe |
| A1 | cao |
Additional guidance
If the answer (for 2 marks) is seen in working and then rounded or truncated, award full marks.