Respuesta :

Daniellelillyonna959

Answer:

9/26

Step-by-step explanation:

dannielle

Answer:

Step-by-step explanation:

25-3 =22 have a cat or a dog

15 +16 =31 students are in the class if every person has either a cat or a dog

But we have 22

so 31 - 22 = 9 have both cat and dog

the probability is 9/25