Please help me

Sur Travel Company intends to sell its customers a special round-trip airline ticket package to Salalah. The Company will be able to purchase the package from Oman Air for OMR 150 each. The round-trip tickets will be sold for OMR 250 each and the airline intends to reimburse Sur Travel for any unsold ticket packages. Fixed costs for Sur Travel include OMR 5,000 in advertising costs. How many ticket packages will Sur Travel need to sell to break even? O a. 34 packages O b. 50 packages O c. 13 packages O d. 20 packages