can anyone please help me please.

At the zoo, Brooke learn that one of the rhinos weighs 4,897 pounds, one of the giraffes weighs 2,667 pounds, one of the African elephants 12,456 pound and one of the Komodo dragons weighs 123 pounds.

A. What is the combined weight of the zoo's African elephant and the giraffe?


B.What is the combined weight of the zoo's African elephant and the rhino?


C. What is the combined weight of the zoo's African elephant, the rhino and the giraffe


D. what is the combined weight of the zoo's Komodo dragon and the rhino?


E. How do you found the answer.