Aziz produces Standard and Deluxe sunglasses. A standard pair sells for $40 and has variable expenses of $16. The Deluxe sunglasses sell at $30 a pair and have variable expenses of $21. The company only has 15,000 machine hours that they can produce both standard and deluxe models. In one hour, Aziz can produce 70 pairs of standard glasses OR 30 pairs of the deluxe model. a) Which model would you suggest Aziz should emphasize? b) From the information given, can you determine how many of each type of sunglasses the company should make?