$(6$ Marks$)$

$3.$ A manufacturing company has two production departments, Machining and Assembly, and two service departments, Repairs and Quality Control. The following information is available.

$\backslash$table$[[,,,\backslash$table$[[$Quality$],[$control$]],,],[,$Total,Machining Assembly Repairs,,,$],[,$$$60,000,$$$25,000,$$$20,000,$$$7,000,$$$8,000$