The actual selling expenses incurred in March 2022 by Flounder Company are as follows. Variable costs and their percentage relationship to sales are sales commissions 6%, advertising 4%, travel 3%, and delivery 2%. Fixed selling expenses will consist of sales salaries $31,500, Depreciation on delivery equipment $6,300, and insurance on delivery equipinent $900. (a) Prepare a flexible budget performance report for March, assuming that March sales were $153,000. (List variable costs before fixed" costs) (a) Prepare a flexible budget performance report for March, assuming that March sales were $153,000, (List variable costs before foxed costs.) (b) Prepare a fexible budget performance report, assuming that March sales were $162,000. (Lat varlable costs before fined conts)