By the end of June, Jobs B-7a, J-9q, and Y-6c were completed while Job F-8n was not completed. During June, Hv7ku Company sold all of the units from Job Y-6c and sold 390 of the units from Job J-9q. None of the units from Job B-7a were sold during June. Assume Hv7ku Company had no inventories of any type at June 1. Calculate Hv7ku Company's finished goods inventory balance at June 30.