Q5: 20 The most popular tea brand for ABC Tea, a tea store in the NYC, blends three types of tea leaves - A, D, and O. This month ABC Tea received supplies of these 3 tea leaves. The table below shows the amount of supplies (in pounds) and their costs per pound. Sale of tea leaves depends on the taste and aroma of tea leaves. Customer rating for each type for aroma and test in a scale of 1 to 100 are available, which is also given in the table Tea Type A D O Amount (pounds) 500 600 400 Cost per pound $9.50 $14.70 $13.45 Aroma Rating 75 85 60 Test Rating 75 88 80 Assume that the aroma and taste attributes of the tea blend will be weighted average of the attributes of the tea type used in the blend. a) What is the minimum-cost blend that will meet the quality standards and provide 1000 pounds of the blended tea leaves? b) What is the cost per pound for the tea blend? c) Determine the aroma and taste ratings for the tea-leaf blend? d) If addition tea-blend to produce what would be the expected cost per pound