A 3-pound cake is equivalent to 10 inch cake, and pound is the unit of measurement used for European cakes, 1 pound (lb)≈454(g).

3 pounds ≈ 10 inch, 25CM in diameter,

4 pounds ≈ 12 inch, 30CM in diameter,

5 pounds ≈ 14 inch, 35CM in diameter,

6 pounds ≈ 16 inch, 40CM in diameter,

Cake type:

There are many kinds of cakes, such as Mu Si cake, cheese cake, art cake, sugar-free cake, French cake, European cake, wedding cake, birthday cake, chocolate cake, children's cake, baked cheese cake, ice cream cake, cream fruit and classic cake.

Cake is a kind of pasta, usually sweet. A typical cake is made by baking. The materials of the cake mainly include flour, sweetener (usually sucrose), binder (usually eggs, which can be replaced by gluten and starch for vegetarians), shortening, liquid (milk, water or juice), essence and starter.