Decode below rebus
D
N
A
T
S , D

I know a 5-digit number having a property that With a 1 after it, it is three times as large as it would be with a one before it.

Guess the number?

What can run but never walks, has a mouth but never talks, has a head but never weeps, has a bed but never sleeps?

Which alphabet is a part of our body?

The captain of a ship was telling this interesting story: "We travelled the sea far and wide. At one time, two of my sailors were standing on opposite sides of the ship. One was looking west and the other one east. And at the same time, they could see each other clearly." How can that be possible?

John is the son of Jacob.
So,
Jacob is the_____of John's father?

Remove two matchsticks to make the below equation correct.

You’re out on the water and see a boat filled with people. You look away for a second and look back again, but this time you don’t see a single person on the boat. Why? Hint: The boat did not sink.

A woman lives in a skyscraper thirty-six floors high and is served by several elevators which stop at each floor going up and down. Each morning she leaves her apartment and goes to one of the elevators. Whichever one she takes is three times more likely to be going up than down. Why?

Which wheel of car does not rotate when you turn your car right?