Funtime Cruisoine oflors nighty dirner cruses depating from sevenat obes on the East Coast of the Uniled States induding Charieston, Butimore, and Alexandha. Dinner cruise tedkts sell for $50 per passenge. Funtime Cruaseline 's variabie cost of providing the dinner is $30 per passengec, and the fred cost of coerating the wessels (depreciabon, solaries, docking fees, and other enperses) it $210,000 per month. The compary's rebevart fange extends to 20.000 montly patsengens. if FunTme Cruisolihe has a tavget operaing income d 530,000 per moneh, bow many dinner crise sickets must the company sell? Fint, identify the formula, then conpute the trope aules in int