Vaughn realty corporation purchased a tract of unimproved land for $104,500. this land was improved and subdivided into building lots at an additional cost of $65,474. these building lots were all of the same size but owing to differences in location were offered for sale at different prices as follows. group no. of lots price per lot 1 9 $5,700 2 15 7,600 3 17 4,560 operating expenses for the year allocated to this project total $34,580. lots unsold at the year-end were as follows. group 1 5 lots group 2 7 lots group 3 2 lots at the end of the fiscal year vaughn realty corporation instructs you to arrive at the net income realized on this operation to date. (round ratios for computational purposes to 4 decimal places, e. g. 78.7234% and final answer to 0 decimal places, e. g. 5,845.)

Laval produces lamps and home lighting fixtures. its most popular product is a brushed aluminum desk lamp. this lamp is made from components shaped in the fabricating department and assembled in the assembly department. information related to the 22,000 desk lamps produced annually follows.direct materials $280,000direct labor fabricating department (8,000 dlh × $24 per dlh) $192,000assembly department (16,600 dlh × $26 per dlh) $431,600machine hours fabricating department $15,200mhassembly department $20,850mhexpected overhead cost and related data for the two production departments follow.fabricating assemblydirect labor hours 150,000dlh 295,000dlhmachine hours 161,000mh 128,000mhoverhead cost $400,000 430,000required1. determine the plantwide overhead rate for laval using direct labor hours as a base.2. determine the total manufacturing cost per unit for the aluminum desk lamp using the plantwide overhead rate.3. compute departmental overhead rates based on machine hours in the fabricating department and direct labor hours in the assembly department.4. use departmental overhead rates from requirement 3 to determine the total manufacturing cost per unit for the aluminum desk lamps.