Good Riddles

Question: To dye a single Easter egg takes 7.5 minutes if you leave it in dye. How long would it take to dye 3 eggs?

Question: A man challenges you to a coin flipping contest. One of you must flip heads, then tails, then heads. The other must flip heads, then tails, then tails. Whoever succeeds in fewer flips is the winner.

Which should you choose?

Question: At night they come without being fetched, and by day they are lost without being stolen.

What are they?

Question: Alone I am 24th, with a friend I am 20. Another friend and I am unclean.What am I?

Question: Thousands of orphans who lost their old home,
found by others who have lost their own.
To hide a secret that is obvious to all,
becomes even more obvious when the host falls.

What am I?