Philadelphia Sunglasses sells two models of glasses at its single retail location-The Shore and The Poconos. The Shore model sells for $204 a pair and The Poconos model sells for $460 a pair. The variable cost of The Shore model is $144 and that of The Poconos model is $310. Annual fixed costs at Philadelphia Sunglasses are $621,390. The break-even point at the current sales mix is 7.700 total pairs. Required: How many pairs of sunglasses of each model are sold at the break-even level? What is the assumed sales mix? Complete this question by entering your answers in the tabs below. How many pairs of sunglasses of each model are sold at the break-even level? What is the assumed sales mix