Manjeet has two mathematically similar bottles in her bathroom. The large bottle holds $$\(1.35\)$$ litres and is $$\(29.7 \mathrm{~cm}\)$$ high. The small bottle holds $$\(0.4\)$$ litres. Calculate the height of the small bottle. ........................................ $$\(\mathrm{cm}\)$$
Exam No：0580_m20_qp_42 Year：2020 Question No：3(b)
Answer:
19.8
Knowledge points:
E1.3 Calculate with squares, square roots, cubes and cube roots and other powers and roots of numbers.
E4.4.1 Calculate lengths of similar figures.
E4.4.2 Use the relationships between areas of similar triangles, with corresponding results for similar figures and extension to volumes and surface areas of similar solids.
Solution:
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