How asks for a measure and old describes age. Together they ask for an age.
How asks for a measure and old describes age. Together they ask for an age.
What does how old ask?
It asks for the age of a person or thing.
Can I use how old for a house?
Yes. It can ask how many years the house has existed.
How do I answer how old are you?
You can say, I am ten years old, giving your own age.
Is how old only used in direct questions?
No. It can also appear inside a sentence, as in I know how old she is.
Can how old ask about a dog?
Yes. Animals have ages too.