Answer:
Where do fish keep their money?
What gets bigger the more you take away?
I'm an old relative who's hand's can't hold anything and eyes canβt see anything
I get wet when drying. I get dirty when wiping.
Never ahead, ever behind, yet flying swiftly past, for a child, I last forever, for adults, I'm gone too fast.
I am your mother's brother's only brother in law. Who am I?