Mary J$.$ Blige's production company estimated that October sales would be $118,000$ albums with an average selling price of $$7\mathrm{.}75.$ Actual sales for October were $123,000$ albums, and the selling price was $$7\mathrm{.}80.$The sales revenue flexible budget variance was: $$5,900$ favorable. $$6,150$ favorable. $$5,900$ unfavorable.O $$6,150$ unfavorable.