Funny Riddles

Question: You put me in dry but then I get wet.
The longer I stay in, the stronger it will get.

What am I?

Question: A person was born in 1940. Today is his 18th birthday.

How is that possible?

Question: If you have three apples and four oranges in one hand and four apples and three oranges in the other hand, what do you have?

Question: A king finds a woman he wants to marry but she refuses. But since he is the king, she has to. The king gives her a deal: he will write 'YES' and 'NO' on two pieces of paper. The papers will be put into a hat and she will choose one. If it says yes she will marry him, if it says no she will not. The only problem is that the king cheats and puts two pieces of paper that say yes into the hat, but the woman is the only one who sees this.

How can the woman avoid marrying the king?

Question: It takes ten men ten hours to build a certain wall. How long does it take five men to build the same wall?