Mathematics for IGCSE & O level - Similarity (Section 2 - No. 15)
A model building has a height of 10 cm. The actual building is 50 m tall. What is the scale used to build the model?
1:500
1:50
1:5
1:0.5
Explanation
50m is 5000 cm. 10/5000=1/500.
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