["Find total units: 5 + 3 = 8 units. Each unit = 120 / 8 = 15 drinks.","Hot drinks = 5 x 15 = 75. Coffee:tea = 4:1 so hot coffee = 4/5 x 75 = 60.","Cold drinks = 3 x 15 = 45. Coffee:tea = 1:2 so cold coffee = 1/3 x 45 = 15. Total coffee = 60 + 15 = 75."]