Question
Express the following ratios in its simplest form :
$30$ cm $: 2$ m
$30$ cm $: 2$ m
✓
Answer
$30$ cm $: 2$ m $=30$ cm $: 2$ cm
$(\because 2 \times 100 cm =200 cm ) $
$\frac{30}{200}=\frac{3}{20}=3: 20$
$(\because 2 \times 100 cm =200 cm ) $
$\frac{30}{200}=\frac{3}{20}=3: 20$
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