Abank loaned $20000, part of it at the rate of 8% per year and the rest at 18% per year. if the interest received in one year totaled $2000, how much was loaned at 8%?

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?