The current workforce level is 4 workers. Production rate is 125/ worker/month. The following costs apply:Wages = \$2,250/worker/month Hiring cost =$200/ worker Layoff Cost =$250/ worker Inventory holding cost =$1/ unit/month Back ordering cost =$2/ unit/month If a Chase strategy is applied, and hiring or layoffs are used a $1,600 $1,150 $2,950 $1,850 $900