Strodse company reported the following purchases and sales of its only product. strods uses a perpetual inventory system. determine the cost assigned to cost of goods sold using fifo. date activities units acquired at cost units sold at retail may 1 beginning inventory 250 units @ $10 5 purchase 270 units @ $12 10 sales 190 units @ $20 15 purchase 150 units @ $13 24 sales 140 units @ $21 multiple choice: a) $3,590 b) $7,690 c) $3,460 d) $4,230 e) $4,100.

Sales at a fast-food restaurant average $6,000 per day. the restaurant decided to introduce an advertising campaign to increase daily sales. to determine the effectiveness of the advertising campaign, a sample of 49 days of sales were taken. they found that the average daily sales were $6,300 per day. from past history, the restaurant knew that its population standard deviation is about $1,000. if the level of significance is 0.01, have sales increased as a result of the advertising campaign? multiple choicea)fail to reject the null hypothesis. b)reject the null hypothesis and conclude the mean is higher than $6,000 per day. c)reject the null hypothesis and conclude the mean is lower than $6,000 per day. d)reject the null hypothesis and conclude that the mean is equal to $6,000 per day. expert answer