You find yourself in a strange place guarded by two guards.One of the guard always say truth while other always lies.You don't know the identity of the two.You can ask only one question to go out from there. What should you ask?

Which Number is the odd one out?

A) 7145
B) 2716
C) 5321
D) 4135

Where do fish keep their money?

2, 3, 5, 9, 17, _ What is the next number in the sequence?

Solve the puzzle by telling what does below picture means.

I speak without a mouth, and hear without ears. I have no-body, but I come alive with the wind. What am I?

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 solve this tricky maths equation problem by replacing it? mark with the correct symbol?

19834 -----: 187
15921 -----: 153
17561 -----: 139
13734 -----: ???

Why is the Hole below a Lock?

I’m orange, I wear a green hat and I sound like a parrot. What am I?