Everyday 3 days marco fills up his car with gas. every 8 days he washes his car . on what day will marco fill his car up with gas and wash it?

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?