Does magnitude of a quantity change with change in the system of units ?

Does the magnitude of a quantity change with the change in system of units?

Does the magnitude of a physical quantity depend upon the system of units chosen?

Statement-1: The numerical value (n)of a physical quantity is inversely proportional to size of unit (u) being used to measure it. Statement-2:The magnitude of physical quantity does not change by changing the units.

Statement-I: The product of the numerical value and unit of physical quantity remains same in every system of unit. Statement-II: magnitude of a physical quantity remains same in every system of units.

Loudness does not change with the change in :

Does a quantity have different dimensions in different systems of units ?

The mass of a body does not change with change in _____.

The mass of a body does not change with change in _____.