Can you count the number of triangles in the picture below?

Can you name any English verb that becomes its past tense by simply rearranging the alphabets ?

In the picture, you can see a chess board. On the top left position, the K marks a knight. Now, can you move the knight in a manner that after 63 moves, the knight has been placed at all the squares exactly once excluding the starting square?

Christina has four daughters, and each of her daughters has a brother. How many children does Christina have?

Solve below popular number sequence
314 159 265 358 979 323 846 ?

Many have heard it, but nobody has ever seen it, and it will not speak back until spoken to. What is it?

Three ants are going up a hill, one behind the other. The last ant then says to the other ants, 'There is an ant behind me!'' How come?

What occurs twice in a week, once in a year but never in a day?

In a secret society, a buried chamber can be accessed only via a secret password. The password is seven characters long and comprises of just letters and numbers.

You find a code that can help you in cracking the password. The code says "You force heaven to be empty".

Can you deduce the password from that?

There are three boxes which are labeled as Rs100, Rs150, and Rs200. One box contains two notes of Rs. 50. The second box contains one note of Rs50 and one note of Rs100 The third box contains two Rs. 100 notes. All boxes are labeled incorrectly.

What is the minimum number of boxes you must check in order to label all boxes correctly?