what would the total normal cost plus the added tofal crashing cost to complete this project in three days sooner than the the time to complete the project using normal time?

This is a continuation of the previous three questions (Crashing 1 of 4 through Crashing 3 of 4) Based on your answers to the previous three questions, what would be the total noemal cost plus the added total crashing cost to coenplete this project in three days sooner than the time to complete the project using nomal time