Answer:
Preparation of selling expenses is below
Explanation:
The preparation of selling expense budget for the month of June is shown below:-
                   Zilly Co.
                    June
Sales budgeted $176,000
Commission of sales in percentage  7%
Sales Commission                      $12,320
Add: Monthly salary of sales manager      $6,900
June Selling expenses                  $19,220
Note :- For computing the Monthly salary of sales manager we multiply Sales budgeted with commission of sales in percentage.