One, as long as the letter is less than an ounce and the stamp is worth 44 cents.
That will depend on the value of the stamps you have. If you have one cent stamps you will need 190 of them. If you have ten cent stamps you only need 19.
Maybe just one not really sure
it depends on the stamp then you will know how many stamps you will need
3 stamps!
you need ten stamps actually i don't know
what the price to mail letter to
4 stamps
2
maybe 2 0r 3 stamps
3 stamps.
About one liberty stamp :)