Usually only 3 main theory questions come up on this and they're like this:
3 Suitable procedures to monitor overheads?
Set budgets (targets) for overheads
Record actual figures for these overheads
Compare the two overheads and decide where to make changes necessary
Why does a business monitor its overheads?
To predict if there will be shortfalls
To identify if the company will be living within its means
To see if its necessary to obtain loans