Complete the table below by calculating what the monthly average total revenue is for year 107, what the monthly average total revenue is for year 108, and the change in average total monthly revenue for these two years. How have these numbers changed? Year (WBCE) 107 108 109 Monthly barrels of gosum berries demanded 700 600 500 Price per barrel $70 $84 $98 Change in average total monthly revenue 14 14 14 Monthly average total revenue $49,000 $50,400 $49,000