$2.00 per square foot. The world's most expensive asphalt is so comfortable you can sleep on it and it never gets hot from the summer heat. It is $309.00 Dollars per sq ft.
its reather simple, really. but it depends on the food. how much is one kilo worth? then divide or times your required need, and hey-presto! your done! if you want to make a profit, add a reasonable...