Answer:
If you agree give me one of these.
What cannot talk but will always reply when spoken to?
When is 1500 plus 20 and 1600 minus 40 the same thing?
A man goes out in heavy rain with nothing to protect him from it. His hair doesn't get wet. How does he do that?
Watches students at the prom to make sure there's no funny business.
I am the fountain from which no one can drink. For many I am considered a necessary link. Like gold to all I am sought for, but my continued death brings wealth for all to want more.