Which item is an example of a primary source?

"in my opinion, we ought to stop making our own drums and accept that outside supplier's offer," said wim niewindt, managing director of antilles refining, n.v., of aruba. "at a price of $21 per drum, we would be paying $4.70 less than it costs us to manufacture the drums in our own plant. since we use 70,000 drums a year, that would be an annual cost savings of $329,000." antilles refining's current cost to manufacture one drum is given below (based on 70,000 drums per year):

Garfield corporation is considering building a new plant in canada. it predicts sales at the new plant to be 50,000 units at $5.00/unit. below is a listing of estimated expenses. category total annual expenses % of annual expense that are fixed materials $50,000 10% labor $90,000 20% overhead $40,000 30% marketing/admin $20,000 50% a canadian firm was contracted to sell the product and will receive a commission of 10% of the sales price. no u.s. home office expenses will be allocated to the new facility. the contribution margin ratio for garfield corporation is

Gamegirl inc., has the following transactions during august. august 6 sold 76 handheld game devices for $230 each to ds unlimited on account, terms 2/10, net 60. the cost of the 76 game devices sold, was $210 each. august 10 ds unlimited returned six game devices purchased on 6th august since they were defective. august 14 received full amount due from ds unlimited. required: prepare the transactions for gamegirl, inc., assuming the company uses a perpetual inventory syste