help with answering these questions
你家有没有吗?
Answer: I don't have any pets
你家有没有吗 ?
answer:?I understand that people are not understanding this question. The question is asking how many pets i have and i would like to answer no.
its similar to asking how many sisters do you have and answering that you don't
Example: Q:你有姐姐吗?
A: 我没有姐姐

Question

help with answering these questions
你家有没有吗?
Answer: I don't have any pets 
 你家有没有吗 ?
answer:?I understand that people are not understanding this question. The question is asking how many pets i have and i would like to answer no.
its similar to asking how many sisters do you have and answering that you don't 
Example: Q:你有姐姐吗?
 A: 我没有姐姐

Answer

How many sisters do you have? =你有几个姐妹?
Do you have any sisters = 你有姐妹吗?

How many pets do you have? =你养了几个宠物?
No, I don't have any pets. = 我没养(宠物).

Answer

你家养宠物了吗？
没养。
你说的是这个意思吗？

Answer

Just 沒有 is fine if in negation.  It is understood from the context.  If you have, just say 有 and followed by a number, 有三隻 etc.

Answer

Its a question i don't know how to answer, its similar to asking how many sisters  do you have and answering that you don't
Example:
Q:你有姐姐吗?
A: 我没有姐姐

Answer

to be frank, i dont know what are u gonna to express, do u mean do u have a cat in ur home?