Flexible budget for selling and administrative expenses for a service company Digital Solutions Inc. uses flexible budgets that are based on the following data: Sales commissions 7% of sales Advertising expense 16% of sales Miscellaneous administrative expense $8,000 per month plus 6% of sales Office salaries expense $50,000 per month Customer support expenses $25,000 per month plus 32% of sales Research and development expense $76,000 per month This information has been collected in the Microsoft Excel Online file. Open the spreadsheet, perform the required analysis, and input your answers in question below. Prepare a flexible selling and administrative expenses budget for October for sales volumes of $600,000, $800,000, and $1,200,000. (Use Exhibit 5 as a model.) Enter all amounts as positive numbers. Digital Solutions Inc. Flexible Selling and Administrative Expenses Budget For the Month Ending October 31 Total sales $600,000 $800,000 $1,200,000 Variable cost: Total variable cost Fixed cost: Total fixed cost Total selling and administrative expenses