NWT Consultants, located in Yellowknife, Northwest Territories, is a small but growing business that analyzes a variety of construction materials before they are used by contractors. The testing procedures are specific to the individual materials used because reagents used for testing react differently based on their composition and the quantity used. How they are introduced into the materials for testing is also important. During the month of December 2021, NWT completed 36 different jobs. Records pertaining to one such job (reference number: MT Q421-442) are as follows: Date 2/12/21 4/12/21 11/12/21 13/12/21 20/12/21 22/12/21 Document M-3316 L-4423 L-4437 M-3399 M-3407 L-4509 Amount $ 760 550 310 1,010 380 800 The documents with the references M and L pertain to direct materials and direct labour, respectively. NWT currently allocates overhead using direct labour cost as the allocation base. For the year 2021, it estimated $552,240 as the overhead amount and $468,000 for direct labour costs. Required: 1. Compute the overhead allocation rate for 2021. Predetermined overhead rate % 2. Compute the total costs of the job. Amount Direct materials Direct labour Overhead Total costs $ 3. Prepare a job cost sheet for job MT Q421-442. JOB COST SHEET Number MT Q421-442 Date initiated Department Commercial Date completed Description Pesticide testing Units completed Direct Materials Direct Labour Req. No. Amount Time-Sheet Hours Amount Dec 01, 2021 Dec 23, 2021 1 Overhead Rate Amount % DL Cost Cost Summary Date Job Completion Status Progress to date Completed and shipped to customer Dec 24, 2021 Total Cost Unit Cost