On july 23 of the current year, dakota mining co. pays $7,813,200 for land estimated to contain 9,192,000 tons of recoverable ore. it installs and pays for machinery costing $1,746,480 on july 25. the company removes and sells 471,250 tons of ore during its first five months of operations ending on december 31. depreciation of the machinery is in proportion to the mine's depletion as the machinery will be abandoned after the ore is mined. (e) if the machine will be used at another site when extraction is complete, how would we depreciate this machine?

The food services division of cedar river amusement park inc. is studying the amount families who visit the amusement park spend per day on food and drink. a sample of 40 families who visited the park yesterday revealed they spent the following amounts: see worksheet 1 for data and answer the following questions: a. organize the data into a frequency distribution, using seven classes and 15 as the lower limit of the first class. what class interval did you select? b. what percent of families spent less than $45? c. what percent of families spent $55 or more? d. how many families spent from $65 to 74.99?