What is the value of a

This is so harddd! solve. 1 + 1 = solve 4 + 4 = solve 3 x 3

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?

What’s the answer? and how do i solve it ?