Question

Convert 181 cm and 4 mm into cm.

• A. 181.444 cm
• B. 180.4 cm
• C. 180.6 cm
• D. 181.4 cm

Answer 1

The correct option is D 181.4 cm

As we know 1 cm = 10 mm,
i.e., 1 mm = $\frac{1}{10}$ cm

So, 4 mm = $\frac{4}{10}$ cm = 0.4 cm
$\therefore$ 181 cm + 0.4 cm = 181.4 cm