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Mathematics for IGCSE & O level - Similarity (Section 1 - No. 50)
A statue is 10 feet tall. A miniature replica of the statue is 4 inches tall. What is the scale factor?
1:20
1:30
1:360
1:300
Explication
10 ft = 120 in. Scale factor = 4/120 = 1/30
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