Crane Company uses a job order cost system. On May $1,$ the company has a balance in Work in Process Inventory of $$2,870$ and two jobs in process. Job No$.429$$$1,640,$ and Job No$.430$$$1,230.$ During May, a summary of source documents reveals the following.

$\backslash$table$[[\backslash$table$[[$Job Number$]],\backslash$table$[[$Materials$],[$Requisition Slips$]],\backslash$table$[[$Labor Time$],[$Tickets$]]],[429,$$$2,050,2,$$$1,560,],[430,2,870,,2,460,],[431,3,610,$$$8,530,6,250,$$$10,270$