1. Cardinal cars has an annual demand for 1,500 cars. Its supplier offers quantity discounts to promote larger order quantities. The cost to place an order is $50, and the holding rate is 32 percent of the purchase cost. The purchase cost for each speedboat is based on the price schedule given below. Compute the (a) optimal order quantity, (b) annual purchase cost, (c) annual holding cost, (d) annual order cost, and (e) total annual inventory cost.

George kyparisis makes bowling balls in his miami plant. with recent increases in his​ costs, he has a newfound interest in efficiency. george is interested in determining the productivity of his organization. he would like to know if his organization is maintaining the manufacturing average of a​ 3% increase in productivity. he has the following data representing a month from last year and an equivalent month this​ year: last year now cost per input unit units produced 1 comma 2001,200 1 comma 2001,200 labor​ (hours) 300300 275275 ​$1212 per hour resin​ (pounds) 5050 4545 ​$55 per pound capital invested​ ($) 10 comma 00010,000 11 comma 00011,000 22​% per month energy​ (btu) 2 comma 9002,900 2 comma 7502,750 ​$0.600.60 per btu the percent change in productivity for one month last year versus one month this year on a multifactor basis with dollars as the common denominator​ = 3.153.15​% ​(enter your response as a percentage rounded to two decimal​ places).