How many pounds of fondant do I need to cover a 12 inch square, 9 inch round and 5 inch square that are all 4 inches tall?
Thanks!

This might help:
http://www.satinfinefoods.com/product.htm
(scroll to the bottom on the page)

If you google "how much fondant do I need?" you'll get this link:

http://www.globalsugarart.com/?id=24

Thank you!