The number of stamps required depends on the value of the stamps attached. The cost depends on the mode of transport and the weight of the package.
12 stamps
From where???? The Moon?
ASk the postman...
300
about ten
23-30 stamps depending on the weight of the package.
100000000000000000000000
To where? to the UK it'd be one second class stamp. to europe is 2 first class stamps,,,,,,it all depends on getting a grammatically correct question.
The company that produces stamps in the UK (United Kingdom) is the : Royal Mail .
It depends where you want to send it from.
I recently just sent a letter from M'sia to UK, it only took me RM4.
1 oz letter to UK is .94