Resources: A$,$ B$,$ C $($one each$)$ Availability: $3,100$ min.$/$week Operating expense: $$12,000/$week Product M $$190/$unit $100$ units$/$week Product N $$200/$unit $80$ units$/$week $15$ min.$/$unit $15$ min.$/$unit $20$ min.$/$unit B $5$ min.$/$unit B $5$ min.$/$unit RM$-1$ $$60/$unit RM$-2$ $$40/$unit RM$-3$ $$40/$unit