If you’ve got me, you want to share me; if you share me, you haven’t kept me. What am I?

I am quite hot but become too cold if you remove the first two letters. What am I?

What three numbers, none of which is zero, give the same result whether they’re added or multiplied?

I can be cracked, made, told, and played. What am I?

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.

You board a train. The train will have to enter a tunnel soon. You are claustrophobic. Which place is the best for you to sit?

If you read clockwise, you can form a word by inserting three missing letters in the picture given below. Can you do it?

I throw two dice simultaneously.

What is the probability of getting a sum as 9 of the two numbers shown?

What has no start, end, or centre?

What is the centre of gravity?