**Answer:**

(6,6)

**Step-by-step explanation:**

negative plus negative equal to positive n vice verser

So 3 have no pets, so 25 - 3 = 22 students have a pet.

There are 15 cats and 16 dogs so 15 + 16 = 31.

And then 31 - 22 = 9. The 9 means that 9 students have both pets.

So the probability is 9/25.

**Answer:**

53/82

**Step-by-step explanation:**

I don’t know

Sorry I’m typing this, brainly says I have to answer 1 question in order to ask more and I’m taking a test right now, just ignore this I can’t risk failing, sorry.

Please report this guy he always send me this link