Count the Triangle in the figure given below:

What's the only room from which no one can enter or leave

Six glasses are in a row. The first three are filled with milk and the last three are empty. By moving only one glass, can you arrange them so that the full and the empty glasses alternate?

They are three errirs in this question. Can you find them?

My thunder comes before the lightning; my lightning comes before clouds; my rain dries all the land it touches. What am I?

You see a mathematical expression in the picture. Can you think of a movie that this expression refers to?

You are presented with three boxes. One of them has a red ball inside and the other two have a black ball inside each of them. You are asked to pick up the one with red ball and you pick one. Now, one of the other boxes is opened and it is found to have a black ball.

You are presented with a chance to change your box with the one that is left closed. Will you change your box? Why or why not?

Can you count the number of triangles in the given figure?

How many people must be gathered together in a room, before you can be certain that there is a greater than 50/50 chance that at least two of them have the same birthday?

You are on a Boat in the mid of a river. You have two cigarettes with you. One of these two you have to light, how will you light the cigarette?