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

A charming young lady was approached by a kind looking old woman in a restaurant. The old woman said to her, 'You look exactly like my younger daughter. Sadly she passed away a couple of months back. Could you do me a favor and say 'Goodbye, mother' with a kind smile on your face when I leave?

The young lady agreed for the same and said, 'Goodbye, mother' when the old woman left. Soon after, she got the most disengaging shock of her life.

Can you guess what the shock was?

They are the five precious gems of an everyday sort and all can be found on a Tennis Court. Who are they?

"That Restaurant always remains crowded. This is the reason why nobody goes there".

Can you find a flaw in this statement?

You have two buckets of 11 liters and 6 litres.
How can you measure exactly 8 litres?

John enters a small room. The Door Closes.
When the door opens, John is in a larger room.

Explain?

As we know that white starts the game of chess. Can you find the scenario shown in the picture below is possible when all the white pieces are at the original place while the black pawn is not as in the below picture?

You are confined in a room and given two metal rods. Out of these two rods, one is magnet and the other is the iron rod. They look starkly similar. You don't have any other metal object in the room.

How will you decide which one of those is magnet?

When I go in I might cause pain. I cause you to spit and ask you not to swallow. I can fill your hole. What am I?

The picture shows the dice results in each couple of throws. If they are actually following a pattern, can you find out the missing one?