Mathematics for IGCSE & O level - Similarity (Section 2 - No. 26)
A jug holds 50cl is 12 cm high. A similar jug holds 2 litres. What is its height?
19.0 cm
24.0 cm
32.0 cm
48.0 cm
Explanation
Volume scale factor is 2/0.5 = 4. Length scale factor is the cube root of 4. Height = 12 * (cube root of 4) ≈ 19.0 cm.
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