Approximately what is the mass of the average adult in kilograms?

The mass of a body is defined as the amount of matter present in a body.

Answer:  Approximately, 65 kg is the mass of the average adult.

Let's know the mass of the average adult in kilograms.

Explanation:

Mass is represented by “M.”  The SI unit of mass is  "kilogram" and abbreviated as kg.

Approximately, the mass of the average adult in kilograms is 65.