Just to be sure you get what you mean to, here are the measurements of each kind:
Dinner Knife measures 8 3/4 inches long
Dinner Fork measures 7 1/4 inches long
Salad Fork measures 6 3/8 inches long
Oval Soup Spoon measures 7 inches long
As respects shipping:
You choose the shipping method you like and pay for that.
You pay $.20 for shipping of each additional piece.