No, France is part of the EU and therefore there is free movement of capital, goods and people. Therefore you can work in France just as a French person can work in the United Kingdom. All you need to know is the language now :)
Yes, they can (and many do).
Euro
No, you have to exchange your money into euros and cents.
Yes, and not only at the Banque de France, but in any exchange booth, for instance at the airport.
yes they are
For a French, that sum would amount to twenty euros, the local currency.
yes irish people do use euros
Corsica is part of France, so yes it does use Euros.
Yes
France uses euros.
Euros
You can use both Euros and Francs in France
Yes. The Euro is the legal currency in the Republic of Ireland, so Irish people do use it. In Northern Ireland people use the pound Sterling.
Euro
before the switch to euros Ireland used the Irish pound(punt)
No. Though they are both in Europe, England and France are not the same country.
by euros
€762