Easy logic riddles

Dean Sam and Castiel are three brothers. Interestingly their current age is prime. What's more interesting that difference between their ages is also prime. How old are they?

This is as light as a feather, yet no man can hold it for long. What am I?

Hockey Stick and ball cost $50. If the Stick cost $49 more than the ball. What is the cost of each ?

What has two hands and face but no arms and legs?

I follow you all day long, But when the night or rain comes, I am all gone.

I may seem real yet I am not, Once you're gone I'm often forgot. Time here stretches and it shrinks, It all depends on how you think. I may be good, I may be bad, I may be the same as one you've had. What am I?

I have a little tail. My nose is called a snout. I live on a farm. I can say, "Oink-oink" I am a...

A train leaves from Halifax, Nova Scotia heading towards Vancouver, British Columbia at 120 km/h. Three hours later, a train leaves Vancouver heading towards Halifax at 180 km/h. Assume there's exactly 6000 kilometers between Vancouver and Halifax. When they meet, which train is closer to Halifax?

A horse is on a 24 foot chain and wants an apple that is 26 feet away. How can the horse get to the apple?

You saw me where I never was and where I could not be. And yet within that very place, my face you often see.