Job order cost accounting for a service company The law firm of Furlan and Benson accumulates costs associated with individual cases, using a job order cost system. The following transactions occurred during July: July 3. Charged 460 hours of professional (lawyer) time at a rate of $170 per hour to the Obsidian Co. breech of contract suit to prepare for the trial 10. Reimbursed travel costs to employees for depositions related to the Obsidian case, $17,700 14. Charged 140 hours of professional time for the Obsidian trial at a rate of $250 per hour 18. Received invoice from consultants Wadsley and Harden for $55,500 for expert testimony related to the Obsidian trial 27. Applied office overhead at a rate of $50 per professional hour charged to the Obsidian case 31. Paid administrative and support salaries of $21,300 for the month 31. Used office supplies for the month, $7,200 31. Paid professional salaries of $166,600 for the month 31. Billed Obsidian $247,100 for successful defense of the case a. Provide the journal entries for each of these transactions. July 3 uly 10 uly 14 July 18 uly 27 uly 31 Admin. sal uly 31 Supplies uly 31 Prof. sal. July 31 Billed July 31 Admin. sal. July 31 Supplies July 31 Prof. sal. July 31 Billed July 31 Cost b. How much office overhead is over- or underapplied? Enter your answer as a positive number. c. Determine the gross profit on the Obsidian case, assuming that over- or underapplied office overhead is closed monthly to cost of services