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

There is a square of a particular number which when doubled, becomes 7 more than its quarter.

Can you find the number?

You walk into a room that contains a match, a kerosene lamp, a candle and a fireplace. What would you light first?

Four people need to cross a rickety bridge at night. Unfortunately, they have only one torch and the bridge is too dangerous to cross without one. The bridge is only strong enough to support two people at a time. Not all people take the same time to cross the bridge. Times for each person: 1 min, 2 mins, 7 mins and 10 mins. What is the shortest time needed for all four of them to cross the bridge?

Which alphabet letter is a question?

A boy was at a carnival and went to a booth where a man said to the boy, "If I write your exact weight on this piece of paper then you have to give me $50, but if I cannot, I will pay you $50." The boy looked around and saw no scale so he agrees, thinking no matter what the carny writes he'll just say he weighs more or less. In the end the boy ended up paying the man $50. How did the man win the bet?

A sundial has the fewest moving parts of any timepiece. Which has the most?

Can you count the number of seconds in a year?

Clue: You need to bother about calculation.

You need to pick one entry from pot A and one from pot B to have a perfect match. Can you do it?

Count the number of triangles in the given picture.