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

A sea diver is a real show-off. He showed everyone that he can hold his breath underwater for 15 minutes.

I went to the diver and told him that I can be underwater for double the time i.e 30 minutes.
He responded that he will give me 100$ if I would be able to do it. I won 100$.

What did I do?

You need to complete the maze by entering from the entrance marked below in the figure near the yellow circle, bottom left and leaving from the exit point near the green circle, bottom middle.

Rule of Game: You can move only by exchanging green and yellow circles.

Name one eight-letter word with 'kst' in the middle, 'in' the beginning, 'and' at the end.?

An inspection by the superintendent of St. Joseph School was scheduled on the next day. The class teacher Jenifer knew that he would be asking questions from her class and she would have to choose a pupil to answer. To offer a perfect impression over him, the teacher explained certain instructions to the students to maximise the chances of getting correct answer every time.

What did she say to the students?

You can take four of the five letters out of this word, but the pronunciation never changes. What is the word?

What is next number in the pattern below:

131 517 192 123 ?

What does this Rebus Picture means ?

What can you hold in your right hand, but never in your left hand?

How far can you walk into the woods?