The UK uses the predecessor to US Customary called 'Imperial' - most of which is identical apart from volume measures.
There are no countries today that are using the gold standard.
If you mean how many countries in the EU use the EU currency, the Euro, the answer is 17.
No. However, there is a black market trade in dollars in many foreign countries.
india,nepal,pakistan,maldives,indonesia
none :)
Some countries in Africa used the customary legal system. They usually use a combination of a customary system and a civil code.
In many European countries the metric system IS the customary system!
The customary system of weights and measures is now customary in a grand total of 3 countries: Liberia, Myanmar, and the US of A.
Officially, three do: Myanmar, Liberia, and the USA.
There is only one country which is the United States of America.
All of them. Whatever units a country uses are 'customary' in that country.
Liberia US Burma (Myanmar)
The metric system is used by most countries around the world, including all of Europe, Canada, Australia, and many others. The customary system, also known as the imperial system, is primarily used in the United States, Liberia, and Burma (Myanmar).
The troglodyte three: USA, Burma and Liberia. However, some other countries do still use the customary system for specific measures.
Gramm (g) Weird countries sometimes use other units such as ounces or pounds.
Gramm (g) Weird countries sometimes use other units such as ounces or pounds.
In most countries, it is customary to measure that in liters.