For each of the eight roles of variables, write about an app that you use or that you would like to make that could or would need to use a variable to fulfill that role. you might be able to think of one program or app that uses all 8 roles for variables. explain how each role will play an important role in your app.

1. you have a small business that is divided into 3 departments: accounting, sales, and administration. these departments have the following number of devices (computers, printers, etc.): accounting-31, sales-28, and administration-13. using a class c private network, subnet the network so that each department will have their own subnet. you must show/explain how you arrived at your conclusion and also show the following: all available device addresses for each department, the broadcast address for each department, and the network address for each department. also, determine how many "wasted" (not usable) addresses resulted from your subnetting (enumerate them).