Mathematics for IGCSE & O level - Ratio And Proportion (Section 2 - No. 13)
A model car is built to a scale of 1:10. If the real car is 4.5 meters long, what is the length of the model in cm?
4.5 cm
45 cm
0.45 cm
450 cm
Explanation
4.5m = 450cm. 450/10 = 45cm
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