please help

Use the 30 day method where all months are considered to have 30 days. A buyer purchased rugs from a foreign country and the billed cost was $120,500. The invoice was dated March 10 and the terms were 3/10 ROG, FOB store. Transportation charges of $890 were prepaid by the vendor. The rugs arrived at the store on April 19. If the bill was paid on April 28, how much should be remitted to the vendor? $117,775 $116,885 O $121,390 $120,500