ABC Manufacturing's standard cost card for one unit of product includes: Direct materials $30, Direct labor (4 hours at $10 per hour), and Factory overhead (based on direct labor hours, 4 hours per unit). During May, the company produced 7,000 units, and actual costs were: Direct materials $220,000, Direct labor $270,000, and Factory overhead $320,000. Calculate the total variance and break it down into material, labor, and overhead variances.