Answer:
What word when read from left to right is a ruler, but when read from right to left is a servant?
A thousand wheels but move I do not. Call me what I am call me a lot.
I am a piece of paper that takes most people 3 or 4 years to get. What am I?
First I may be your servant's name. Then your desires I may proclaim. When your mortal life is over, I hold all your wealth within my power. What am I?
I plow and plow, but never sow. What am I?
A little house full of meat, no door to go in and eat.