Here you go I think they’re right
How old are you?
How is your family?
Do you have siblings? If you do, what are their names?
How old is your mom or dad
Answer:
I think its las tres y media which is 3:30
Answer: Question 1 is A. C is wrong because without much notice would be informal. B is wrong because posting it on the newspaper it would be visible to everyone even people you don't know.
Question 2 The answer would be B because Madrid is the largest city in Spain. Answer A and C is wrong because both of them are true.
Question 3 the answer is B. Sorry I can't give an explanation I have to go. Let me know if these answers are correct.
Explanation: