Fun Riddles

Question: Two men come before the king because one of their beloved pets has been claimed by the other. Both of these men claim that the same cow is theirs. The king declares that one of the men will get the cow and he will give the other man one of his cattle, just to be fair. He will decide which man gets which at random. One of the men thanks the king for his generosity but the other man does not accept the offer. One man leaves with the disputed cow.

Which man gets the cow?

Question: A container that takes no keys,
but a golden delight lies within me.

What am I?

Question: Take my first and make it my last, now I happened in the past.

What am I?

Question: A man drops an egg onto the cement. The egg doesn't break after falling 3 feet.

How could this be?

Question: You can rest on my pad without touching the keys.
I will sing all month long as long as you pay your fees.

What am I?