How many kilos of mince to feed 40?

How many cups in 454 grams of navy beans? What does boxing your ears mean? Does sour cream contain probiotics? What does three grams equal? Is bacon safe to eat raw or does it need to be cooked? A piece of plywood 24 inches wide is cut into strips 2 12 inches wide How many strips of this width can be cut? How can I enhance the sourdough flavoring in my bread? How can I make delicious biscuits with melted butter? Can I cook jam in a crock pot? What is Ashley Tisdale's favourite color? What Is Cuffin? What is the role of castor sugar in baking recipes and how does it differ from other types of sugar? Cups in 1 quart? Can you use a sheet pan instead of a 13x9 pan? What is the chaffanue? What is langustine? How do you sharpen a Phillips screwdriver? How can I enhance the flavor of my fried rice with the addition of fish sauce? How much is 50grams in teaspoons? What are some good substitutes for sesame oil in cooking?