Joan has a choice of purchasing a car for $20,000 with 9.7 percent interest cost to borrow and a three-year repayment period for leasing the vehicle. Leasing the auto would cost $300 a month for a three-year term. The sales tax is 6 percent. The car is expected to have a value of $14,000 at the end of the leasing period. Joan can obtain 7 percent after tax on similar marketable investments. Should she lease or buy the car

Jiffy printing shops does a lot of printing job for college students. the shop use an average of 25 cases of copy paper each day during the 312 days last year. the shop opens 6 days a week for 52 weeks each year and closes on sundays. each case of paper costs $35. it conducts a count of its paper inventory at the end of every quarter of the year. the table below shows the inventory counting records for last year. inventory end of quarter 1 700 cases end of quarter 2 1,050 cases end of quarter 3 920 cases end of quarter 4 800 cases 1. what's jiffy's cost of goods sold last year? 2. what's jiffy's average aggregate inventory value? 3. what's jiffy's inventory turnover last year? 4. what is the printing shop's weeks of supply last year?