Foundation November 2024 Paper 3 Q13
13
(a) Write 0.001 025 in standard form. [1]
(b) A weather blogger writes:
- \(1.655 \times 10^{12}\) raindrops fall in a storm
- the mass of each raindrop is \(6 \times 10^{-5}\) grams.
Calculate the total mass of all of the raindrops that fall in the storm.
Give your answer in standard form in kilograms. [4]
| Answer | Marks | Part marks and guidance | |
|---|---|---|---|
| \(1.025 \times 10^{-3}\) | 1 | ||
| Answer | Marks | Part marks and guidance | |
|---|---|---|---|
| \(9.93 \times 10^4\) | 4 | B3 for 99 300 or B2 for figs 993 or M2 for \(\dfrac{1.655 \times 10^{12} \times 6 \times 10^{-5}}{1000}\) oe or M1 for \(1.655 \times 10^{12} \times 6 \times 10^{-5}\) oe | May be in stages May be seen as product of two st form numbers converted |