John left on a horse on Thursday , was gone for two days, and came back on Thursday after completing his work. How did that happen?

You can find some missing letters in the picture. By placing two particular letters in the spaces, you can form a nine lettered word beginning from one of the corners and going clockwise direction to the middle. Can you find out the letters and the word?

A B C D E F G H

These are the letters given to you. Now you have to find out the letter that comes two to the right of the letter which is immediately to the left of the letter that comes three to the right of the letter that comes midway between the letter two to the left of the letter C and the letter immediately to the right of the letter F.

Can you find out the next digit in the following series ?

0, 0, 1, 3, 2, 6, 3, 9, 4, 12, 5, ?

Get total of 120 by using five zeros 0,0,0,0,0 and any one mathematical operator.
Do you ?

If it took eight men ten hours to build a wall, how long would it take four men to build it?

What is the largest amount of money that you can possess in change and still if someone asks you for a dollar, you won't be able to give?

In a jungle where there are no street lights or any other artificial source of lights, I notice a black snake crossing the road.
How did I get sight of the snake?

When you say goodbye, I am what you need to tie.
I come as a couple and go wherever you run.
Who am I?

If you're 8 feet away from a door and with each move you advance half the distance to the door. How many moves will it take to reach the door?