It depends on how large the cake is.
A 9x13" cake will feed about 45 people (assuming that the cake has two layers, each layer is about 2" in height, and the slices are 1.5x2" in size).
It depends on the cake. A 2 kilogram chocolate cake with no frosting would be a different volume than a 2 kilogram cheesecake.
100,000,000,000,000,000,000 because of the crumbs!!
A 12" x 18" cake pan will make 72 servings.
Mathematically, 6.4 if there are no borders. Practically, no more than 5.
11x14=154
11x14
About the size of a magazine laid open
An example of an independent variable is how many people to feed. An example of a dependent variable is how many eggs.
An 8 inch square cake can reasonably be divided into 4 pieces, each of which will be 4 inches square.
27.94 x 35.56 cm