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

Below the four parts have been reorganised. The four partitions are exactly the same in both arrangements. Why is there a hole?

Take away my first letter, then take away my second letter. Then take away the rest of my letters, yet I remain the same. What am I?

A Shopkeeper collects 71 rupees in the form of 20 paisa and 25 paisa.
He collects a total of 324 coins.

Can you tell me how many number of 20-paisa and 25-paisa he got?

Can you count the number of seconds in a year?

Clue: You need to bother about calculation.

Why is it very easy to weigh a fish?

A Child was born in Lahore, Pakistan.

Still child is not a Pakistani citizen.why ?

Alex is stranded on an island covered in forest.
One day, when the wind is blowing from the west, lightning strikes the west end of the island and sets fire to the forest. The fire is very violent, burning everything in its path, and without intervention the fire will burn the whole island, killing the man in the process.

There are cliffs around the island, so he cannot jump off.

How can the Alex survive the fire? (There are no buckets or any other means to put out the fire)

A man wants to cross the pit of fire which is 25 feet in length and he has 2 planks(fire resistant) 19 feet in length. How can he cross the pit of fire alive?

A doctor and a boy were fishing. The boy was the doctor’s son, but the doctor was not the boy’s father. Who was the doctor?