This is my final plz help me

Including 6% sales tax, an inn charges $135.68 per night. find the inns nightly cost

If p(a) = 0.70 and p(b) = 0.20, then a and b are independent events if

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?