Asmall plane leaves an airport at a speed of 252 miles per hour. a jet leaves the airport 2 hours later traveling at 672 miles per hour. how long will the small plane be flying before the jet catches up to 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?