Digital Solutions Inc. uses flexible budgets that are based on the following data: Sales commissions 6% of sales
Advertising expense 14% of sales
Miscellaneous administrative expense $8,500 per month plus 5% of sales
Office salaries expense $54,000 per month
Customer support expenses $18,000 per month plus 32% of sales
Research and development expense $75,000 per month
Prepare a flexible selling and administrative expenses budget for October for sales volumes of $500,000, $750,000, and $1,000,000.