PLEASE HELP ASAP! I WILL DO BRAINLIST! Alan has 9 books, Vadim has 12 books. What is the ratio of the number of books they have altogether to the number of books Vadim has?

Respuesta :

Answer:

21:12

Step-by-step explanation:

Answer:

Alan has 9 books

Vadim has 12

12+9=21

The answer is 21:12

Step-by-step explanation:

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