Respuesta :

Answer:

49 Dogs

Step-by-step explanation:

Cats : Dogs

     4 : 7

4C + 7D = 11 CD

CCCC DDDDDDD = 11 pets

77 / 11 = 7

CCCC * 7 = CCCCCCCCCCCCCCCCCCCCCCCCCCCCC = 28 cats

DDDDDDD * 7 = 49 dogs