Answer
If a one stamp fulfill the requirement of the Postal Dept of England is ok.
One stamp relative to the right charge for transfer of the letter.
That depends on the place from where you send it.
For now its $0.90
1 if it is the right denomination.
700 Stamps
It depends entirely on the value of the stamps. In 2010, a standard letter currently requires a stamp or stamps to the value of 60c within Australia.
How many stamps are needed to send a letter from Texas to Alaska?
The number of stamps that you need to send a letter from Australia to London, will depend with the value of one stamp.
3 stamps.
it takes two because most of the countries are 3rd world countries
typicaly 2 stamps
You use the stamps from the country of origin. So if you are mailing a letter from the US to Australia, you use US postage.
To reach the letter in proper place
10
if it weighs an ounce or less, three stamps.
If my memory is correct it's about 3 stamps