Flexible budget for selling and administrative expenses for a service company Social Media Inc. uses flexible budgets that are based on the following data:

Sales commissions ............................................................15% of sales

Advertising expense..........................................................20% of sales

Miscellaneous administrative expenses...........................$7,000 per month plus 10% of sales

Office salaries expense .....................................................$35,000 per month

Customer support expenses.............................................$11,000 per month plus 18% sales

Research and development expense................................$35,000 per month

Prepare a flexible selling and administrative expenses budget for June 2016 for sales volume $400,000, $500,000 and $600,000.