Mathematics for IGCSE & O level - Ratio And Proportion (Section 3 - No. 43)
A scale drawing of a room uses a scale of 1 cm to 2 meters. Which of the following are correct?
A length of 3 cm on the drawing represents 6 meters in the room.
A length of 5 meters in the room would be represented by 2.5 cm on the drawing.
The drawing is half the size of the actual room.
A width of 4 meters in the room would be represented by 2 cm on the drawing.
Explanation
1 cm:2m => 3 cm:6m and 5m:2.5cm
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