A 1/4 Sheet Cake Pan is 9 by 12 inches, which will usually serve 12 to 20 people. This size is perfect for birthday parties or to celebrate small company events.
up with varying answers from servings for a 1/4 sheet cake. of people won't even eat any cake so I usually go with the smaller size.
The retail baking industry developed standard sizes for rectangular sheet cakes, beginning with their standard sheet pan size of 16 by 24 and How Many Cake Mixes Or Cups For 1/4 Sheet Cake.