You are rental a hall for your birthday. They will charge you a fixed amount and a charge per guest. If 50 people attend it will cost $350. If 60 people attend it will cost $410. Find the fixed fee and the charge per guest.

The ivring berlin learning center would like a possible net profit of $650,000 on its new resource manual it sells to schools. the fixed costs for producing the manual are $780,000 and the variable cost per package is $19.85. if the estimated unit sales are 1,250,000 units, what selling price unit should the ivring berlin learning center try?