Long Riddles and Answers

Question: What is as ancient as the earth but new every month?

Question: What time is it when an elephant sits on your fence?

Question: I have every color, but no gold.

What am I?

Question: If 1+1=4, 7-3=2, and 5x2=8, then what is half of 19?

Question: 20 kids go inside the pool and 20 for heads come out