Mathematics for IGCSE & O level - Similarity (Section 2 - No. 12)
A glass holds 15 cl, and a larger similar glass is in the ratio 1:1.2. Calculate the capacity of the larger glass.
18 cl
21.6 cl
25.92 cl
17.28 cl
Explanation
The volume scale factor is 1.2^3 = 1.728. Capacity = 15 * 1.728 = 25.92 cl
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