The cake mold I would recommend to a customer that wants to buy a cake that serves 10-12 people is the 600 cubic inches size.
Multiplication is the process of determining the product of a set of numbers by carrying out a specialised mathematical operation. The sign that denotes multiplication is x.
The cake mold to be bought can be determined by multiplying the mold per serving by the maximum number of people the customer wants to serve.
12 x 50 = 600
To learn more about multiplication, please check: https://brainly.com/question/3385014