Replace the question mark with the correct number.

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

An equation has been laid down using a few matchsticks. However, as you can see, the equation is not correct. Can you correct the equation if you are allowed to add or remove 5 matchsticks?

John is found dead in a bare field. Nobody killed John,
John did not commit suicide.

Inspector Jacob found a bag just a few meters away from John which could save his life. What was in the bag?

I am never scared but became petrified and can’t live in a house but would die to make one. What am I?

There are forty elephants and they have forty-fore heads. How can this be possible?

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?

What number divided by 4 is the same as that number minus 4?

Remove two matchsticks to make the below equation correct.

John has played 50 ODI's and his average is 50. How many runs should he score in his 51st ODI, so that his average score jumps to 51?