James Manufacturing had the following information available for July: Actual Results Flexible Budget Variance Flexible Budget Sales Activity Variance Master Budget Units 10,000 ? 2,000 U ? Sales revenue ? $ 19,500 F ? ? ? Less: Variable manufacturing costs $ 89,250 $ 95,000 ? $ 117,000 Variable marketing and administrative ? $ 7,750 U ? $ 8,500 F $ 36,000 Contribution margin $ 55,000 ? ? $ 6,600 U ? What was Jamess flexible budget contribution margin for July?