When comparing or combining an area or volume it is important to measure the objects using the same units. Without converting the areas into the same unit, it might be difficult to tell, for example, ...

Units from the metric system can be used to describe the mass, volume or length of an object. Mass is measured in grams (g) and kilograms (kg). Volume is measured in millilitres (ml) and litres (l).

EDITED BY CHARLES BATES SENIOR EDITOR An easy way to convert metric surface call outs to standard U.S. ones (rms) is to mentally multiply the metric value by 40. For example, 1.6 = 63 rms, 3.2 = 125 ...

Conversion rate is one of the most common metrics used by marketers, sales folks, and business professionals. It is discussed often and taken on the surface as an important metric or key performance ...