That would depend on the weight of the package
That will depend on the weight of the package and the postal class (e.g. parcel post, media mail, priority) of the package.
how many first class stamps does it take to mail a 4 oz letter and package
That depends on the size and weight of the package.
That depends what denomination of stamps you place on the envelope.
this would depend on the weight of the package
it depends on the stamp then you will know how many stamps you will need
23-30 stamps depending on the weight of the package.
Depends where from, where to and how heavy it is.
80
2.4
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.
One.