Sonic Inc. manufactures two models of speakers, Rumble and Thunder. Based on the following production and sales data for June, prepare (a) a sales budget and (b) a production budget: Rumble Thunder Estimated inventory (units), June 1 750 300 Desired inventory (units), June 30 500 250 Expected sales volume (units): Midwest Region 12,000 3,500 South Region 14,000 4,000 Unit sales price $60 $90 a. Prepare a sales budget. Sonic Inc. Sales Budget For the Month Ending June 30 Unit Sales Volume Unt Selling Price Total Sales Product and Area Model Rumble Midwest Region South Region Total Model Thunder Midvest Region