Assume that a company's planned level of activity was 2,000 units and its actual level of activity was 2,100 units. The revenue variance was $1,200 unfavorable and the revenue activity variance was $8,400 unfavorable. What budgeted revenue per unit does the company use for creating its planning and flexible budgets? Multiple Choice $74 per unit $84 per unit $50 per unit $80 per unit