Ratio, SM-Bank 029 MC

A television broadcasting tower is 800 metres high.

A model of the tower is built with a scale of 1 : 4000.

What is the height of the model?

\(5\ \text{cm}\)
\(20\ \text{cm}\)
\(200\ \text{cm}\)
\(320\ \text{cm}\)

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\(B\)

Show Worked Solution

\(\text{Model height}\)	\(=\dfrac{800}{4000}\)
	\(= 0.2\ \text{m}\)
	\(= 20\ \text{cm}\)

\(\Rightarrow B\)