Heritage Gardens prov-des complete garden design and landscaping services. The company uses a job-order costing system to track the costs of fts landscaping projects. The table below provides data concerning the three landscaping projects that were in progress during May. Designer-hours Direct materials. ..... Direct labor Williams $4,800 $2,400 ProJect Chandler $1.800 $1.000 Nguyen $3.600 $1,500 Actual overhead costs were $16,000 for May. Overhead costs are applied to projects on the basis of designer-hours because most of the overhead is related to the costs of the garden design studio. The predetermined overhead rate is $45 per designer-hour. No other jobs were in process during May. Compute the amount of overhead cost that would have been applied to each project during May.