Can you name any English verb that becomes its past tense by simply rearranging the alphabets ?

I have lakes with no water, mountains with no stone and cities with no buildings. What am I?

A time long back, there lived a king who ruled the great kingdom of Trojan House. As a part of the renovation of the kingdom to meet future security needs, he asked his chief architect to lay down a new play in a manner that all of his 10 castles are connected through five straight walls and each wall must connect four castles together. He also asked the architect that at least one of his castles should be protected with walls. The architect could not come up with any solution that served all of King's choices, but he suggested the best plan that you can see in the picture below. Can you find a better solution to serve the king's demand?

Can you solve the below tricky visual equation?

One is to three as three is to five and five is to four and four is the magic number.
What is the pattern?

If your uncle’s sister is not your aunt, what relation is she to you?

What has 13 hearts but no other organs?

There was a competition where the contestants had to hold something. At the end of the event, the winner was a person who had no hands or feet. What was it that the contestants had to hold?

If you're 8 feet away from a door and with each move you advance half the distance to the door. How many moves will it take to reach the door?

Can you identify if it's a murder or a suicide ?