A cart of groceries today costs about $132 and decreases 2.4% a year due to deflation. Create a model representing the relationship between the cost of groceries in dollars and time in years.

4) Big Foot recorded a gross margin of 55% in last year. If cash discounts of the store were 2% while alteration costs were 1% of its net sales in last year, what was the maintained markup percentage Big Foot achieved in last year?

Mattress Wholesalers, Inc. is constantly trying to reduce inventory in its supply chain. Last year, cost of goods sold was $7.55 million and inventory was $1.52 million. This year, costs of goods sold is $8.64 million and inventory investment is $1.57 million. a) What was its weeks of supply last year? weeks (round your response to two decimal places).

Ekor bakery sells doughnut. The annual demand is 10,000 per year. The ordering cost is $21, and holding cost is $3. If the demand exceeds the inventory, Ekor has two types of costs associated with the backorder. The loss of goodwill is $O.1 per unit short, and a "bookkeeping" cost of $0.3 per unit short per year. Calculate: economic order quantity, maximum acceptable inventory, cycle time, and minimal total annual average cost. Suppose the doughnuts are sold in packages of 150 units each. How many packages should sell? (Hint: Sensitivity of EOQ).