– How many servings are in a cake? round cake? – How much does an 8-inch cake serve? – How many slices in a 7-inch round cake? – or How many servings in a cake? – Or are the servings for round or square cakes the same? – How much cake do I need to serve - 56 people? or 100 people? – Which cake sizes can I stack together? – What are the most popular cake tier combinations?