An exterior architect is asked by a builder to plant seven trees in a manner that there are exactly six rows of trees in a straight line and each row has three trees in particular.

How will he do it?

A high school has a strange principal. On the first day, he has his students perform an odd opening day ceremony:

There are one thousand lockers and one thousand students in the school. The principal asks the first student to go to every locker and open it. Then he has the second student go to every second locker and close it. The third goes to every third locker and, if it is closed, he opens it, and if it is open, he closes it. The fourth student does this to every fourth locker, and so on. After the process is completed with the thousandth student, how many lockers are open?

What has 88 keys?

Be active and find the killer in the picture Riddle below.

The picture shows the dice results in each couple of throws. If they are actually following a pattern, can you find out the missing one?

It is deaf, Dumb and Blind!!!

Still, always tells the truth. What is it?

Replace the letters of words with a number so that the below equation holds true

BASE +
BALL
---------
GAMES
----------

What has a ring but no finger?

The more of this there is, the less you see. What is it?

In a town, there are four houses located at different distances from each other. Following are the distances:

The third house is 60 meters apart from the first house.
The fourth house is 40 meters apart from the second house.
The third house is 10 meters nearer to the fourth house than it is to the second house.

Can you find out the distance between the fourth and the first house?