Suppose a fast-food restaurant wishes to estimate average sales volume for a new menu item. The restaurant has analyzed the sales of the item at a similar outlet and observed the following results: __ X 500 (mean daily sales) S 100 (standard deviation of sample) n 25 (sample size) The restaurant manager wants to know into what range the mean daily sales should fall 95 percent of the time. Perform this calculation.

You are the manager of a large crude-oil refinery. as part of the refining process, a certain heat exchanger (operated at high temperatures and with abrasive material flowing through it) must be replaced every year. the replacement and downtime cost in the first year is $165 comma 000. this cost is expected to increase due to inflation at a rate of 7% per year for six years (i. e. until the eoy 7), at which time this particular heat exchanger will no longer be needed. if the company's cost of capital is 15% per year, how much could you afford to spend for a higher quality heat exchanger so that these annual replacement and downtime costs could be eliminated?

The notarial evidence form is completed by

Corporation had a japanese yen receivable resulting from exports to japan and a brazilian real payable resulting from imports from brazil. gracie recorded foreign exchange gains related to both its yen receivable and real payable. did the foreign currencies increase or decrease in dollar value from the date of the transaction to the settlement date?