No one wants to have it, but if one got it, he does not want to lose it. What is It?

I inserted a coin in a bottle and closed its mouth with the help of a cork. Now, I was able to take the coin out from the bottle without taking out the cork or breaking the bottle. Can you tell me how I did it?

Your mother’s brother’s only brother-in-law is asleep on your couch. Who is asleep on your couch?

Three people are in a room. Ronni looks at the Nile. The Nile looks at Senthil. Ronni is married but Senthil is not married. At any point, is a married person looking at an unmarried person? Yes, No or Cannot be determined.

I have a hole in my back and legs I lack.
I live where I can’t breathe and I eat without teeth.
What am I?

The product of three consecutive numbers is 7980.
Then the sum of these consecutive numbers would be?

If 21x = 79x, what is the value of x?

Can you replace the question mark with the correct number in the below table sequence?

What is red and smells like blue paint?

If an earthquake is 1 point higher on the Richter Scale than another earthquake which is actually 10 times stronger, how much stronger would an earthquake be if it was just half a point higher on the Richter scale?