Maybe inches or square inches.
The appropriate unit would be the gram.
If I am correct the monitary unit would be the Colon.However that has changed to the U.S dollar bill.
I would probably use pesos or maybe Euros
No. India does not use the dollar as a unit of currency.
the unit to measure a solid is cubic
A gram, since that is NOT a unit of measure for length!
The Unit Used To Measure A Train Can Be Kilometer.
The most reasonable unit of measure would be tons