Arnie delivered n packages each hour for 3 hours while Beth delivered q packages each hour for 4 hours. Which expression represents the total number of packages delivered by both Arnie and Beth?

Yolanda wanted to buy a total of 6 pounds of mixed nuts and dried fruit for a party she paid 21.60 for mixed nuts and 11.90 for dried fruit did yolanda but enough mixed nuts and dried fruit for the party