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Mathematics for IGCSE & O level - Ratio And Proportion (Section 6 - No. 1)
A model has a scale of 1:50. The height of the model is 10cm. What is the actual height?
0.2 m
0.5 m
2 m
5 m
Paliwanag
10 cm * 50 = 500cm = 5m
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