To properly price and grade your comic book(s) it's best to refer to the "Overstreet Comic Book Price Guide" in order to assess the value .
Eebony magazine 1984 year of magaizens vaule is $ 25
7
40000
hundreds
3
it depends. a old peice of cake as no vaule but an old family heirloom or sword is of more vaule then most new
Try nada.com
50-350 usd
eight hundredths
seven thousand
The real cost of something
7 million