4MA1/2H Jan 2019, Question 16: Volume Factor of Similar Shapes
Pearson Edexcel International GCSE Mathematics A 4MA1 · Paper 2H (Higher) · Calculator · 3 marks
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The question, in short
Two similar vases A and B have volumes 405 cm³ and 960 cm³; B's surface area is 928 cm². Find the surface area of A.
Summarised in our own words. Use the official paper for the exact wording and the diagram.
Solution · 3 marks
- 1(405 / 960)^(1/3) = 3/4
- 2(3/4)² = 9/16
- 3928 × (9/16) = 522
Answer522
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