Answer the following question using the information below. Marcus intends to sell his customers a special round-trip airline ticket package. He is able to purchase the package from the airline carrier for $150 per customer. The round-trip tickets will be sold for $200 each and the airline intends to reimburse Marcus for any unsold ticket packages. Fixed costs include $5,600 in advertising costs. How many ticket packages will Marcus need to sell in order to achieve $80,000 of operating income? (Points : 6) 150 packages 1,712 packages 1,300 packages 1,110 packages