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Mathematics for IGCSE & O level - Ratio And Proportion (Section 4 - No. 8)

A model car is 10cm long, while the actual car is 4m long. What is the scale?
1:4
1:40
1:400
1:4000

Wyjaśnienie

4m = 400cm. Hence 10cm:400cm, which becomes 1:40

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