What Time Should the last watch show in the below figure?

A man dies of old age on his 25 birthday. How is this possible?

No matter how little or how much you use me, you change me every month. What am I?

You see a boat filled with people, yet there isn’t a single person on board. How is that possible?

If EELS + MARK + BEST + WARY = EASY

What does HELP + BARK + WARD + LEAD equal?

I’m light as a feather, yet the strongest person can’t hold me for five minutes. What am I?

Imagine you are in a room with no windows or doors. How will you get out?

There was a blind man. He had four socks in his drawer either black or white. He opened it and took out two socks. Now the probability that it was a pair of white socks is 1/2.

Can you find out the probability that he had taken out a pair of black socks ?

13 decks of cards have been mixed. What is the minimum number of cards that must be taken out from the above-mixed cards to guarantee at least one 'four of a kind?

You are presented with three boxes. One of them has a red ball inside and the other two have a black ball inside each of them. You are asked to pick up the one with red ball and you pick one. Now, one of the other boxes is opened and it is found to have a black ball.

You are presented with a chance to change your box with the one that is left closed. Will you change your box? Why or why not?