Good Riddles

Question: What type of cheese is made backwards?

Question: A king is on a cross-sea voyage and as soon as they get off of their boats he spots the most beautiful elephant he has ever seen. He decides to take it home, but first, he wants to know its weight.

The largest scale they brought only goes up to 50 pounds. The king demands that his smartest scholar must come up with a solution or pay the consequences. After several days he finally comes up with an answer.

Question: What is the best way to stop a dog from barking in, and digging up the front yard?

Question: When is 1500 plus 20 and 1600 minus 40 the same thing?

Question: What goes up and never comes down?