Cost accumulation Blaine Corp. makes floats for Mardi Gras in New Orleans. The company's fiscal year ends on March 31. On January 1, the company's WIP Inventory account appeared as follows: The direct labor cost contained in the beginning balance of WIP Inventory was for a total of 15,20015,200 direct labor hours (DLHs). During January, 7,600 DLHs were recorded. Only one job was still in process on January 31 , That job had $131,850 in direct material and 2,850 DLHs assigned to it. a. If overhead is applied on the basis of DLHs, what predetermined OH rate was in effect during the company's previous fiscal year? Note: Round unit costs to two decimal places (i.e, round $4.355 to $4.36 ). per DLH b. What was the average direct labor rate per hour? Note: Round unit costs to two decimal places (i.e. round $4.355 to $4.36 ). per DLH c. What amount of direct material cost was in the beginning balance of WIP Inventory? d. What was the balance in WIP Inventory at the end of January? e. What was the total cost of jobs manufactured in January