Colossal Beverages Company sells two​ products, A and B. Mist predicts that it will sell 2 comma 500 units of A and 2 comma 000 units of B during the next period. The unit contribution margins are $ 3.50 and $ 4.80 for products A and​ B, respectively. What is the weightedminusaverage unit contribution​ margin? (Round your answer to the nearest​ cent.)