Question

The smallest bone in the human body is the stapes bonein the middle ear. It measures 2.8 millimeters long. What is the length of the stapes bone in centimeters?

Answer 1

$\begin{gathered} 1\operatorname{mm}\text{ = 0.1cm} \\ 28\operatorname{mm}\text{ = 28 }\times\text{ 0.1} \\ \text{ = 2. 8cm} \end{gathered}$