"T January 2018 Estimated Total Direct Labor-Hours for 2018 Estimated Total Fixed Manufacturing Overhead for 2018 Estimated Variable Manufacturing Overhead Per Direct Labor-Hour in 2018 Direct Materials Direct Labor Cost Actual Labor-Hours Incurred 300 $16,000 $20 per Direct Labor-Hour Job A $22,500 Job B $24,500 $2,500 $4,000 13 1. Assume Dreamworld's application base is direct labor hours. Calculate its predetermine overhead rate for 2018.