Similarity, SMB-010 MC

The actual body length of a beetle Brad has caught is 24 mm.

A scale drawing of the beetle is shown below.

What scale is used in the drawing?

\(1\ \text{cm represents } 5\ \text{mm}\)
\(1\ \text{cm represents } 2\ \text{mm}\)
\(2\ \text{cm represents } 1\ \text{mm}\)
\(5\ \text{cm represents } 1\ \text{mm}\)

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\(B\)

Show Worked Solution

\(12\ \text{cm}\)	\(: 24\ \text{mm}\)
\(120\ \text{mm}\)	\(: 24\ \text{mm}\)
\(5\)	\(: 1\)
\(1\ \text{cm}\)	\(: 2\ \text{mm (possible options)}\)

\(\Rightarrow B\)