Best short riddles

I take what you receive and surrender it all by waving my flag. What am I?

If it takes one man three days to dig a hole, how long does it take two men to dig half a hole?

What goes up and doesn’t come back down?

What do moths study in school?

Poke your fingers in my eyes and I will open wide my jaws. Linen cloth, quills, or paper, I will devour them all. What am I?

A name of an animal minus the first three letters plus a flat piece of wood. What am I ?

There was a plane crash every single person died. Who survived?

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 ?

I’m the end of the colourful rainbow. What am I?