Hurry! #10 Jerry is making an address book using a digital database. He has a list of his immediate family and friends but wants to add a field to a record for the parents of his close friends. What can he use to do this?

complimentary database

relational database

cyclical database

correlated database

Oz makes lion food out of giraffe and gazelle meat. giraffe meat has 18 grams of protein and 36 grams of fat per pound, while gazelle meat has 36 grams of protein and 18 grams of fat per pound. a batch of lion food must contain at least "46,800" grams of protein and 70,200 grams of fat. giraffe meat costs $1/pound and gazelle meat costs $2/pound. how many pounds of each should go into each batch of lion food in order to minimize costs? hint [see example 2.]