Tri-State Mill uses a special sander to finish lumber. Data on the sander and its usage follow: Cost Driver Rate Cost Driver Volume $ $ Resources used Energy Repairs Resources supplied Energy Repairs 0.8 per machine-hour 16 per job 8,500 machine-hours 750 jobs $ 8,800 13,900 Required: Compute unused resource capacity in energy and repairs for Tri-State Mill. Unused Resource Capacity Energy Repairs