It comprises roots which nobody sees,
Much taller than those trees,
Up and up it goes,
Still it never grows?

Can you replace the question mark with the correct letter?

6 + 6 + 6 = N
7 + 7 + 7 = E
8 + 8 + 8 = R
0 + 0 + 0 = ?

Prove that the below maths equation is true.

8 + 8 = 91

How can a man go eight days without sleep?

Can it be possible to build a house that has all its four walls facing towards the South?

Akbar called Birbal and asked him to draw a line on the floor. He asked Birbal to make that line smaller without erasing it. Birbal smiled and did it before Akbar could blink his eyes.

How did he managed to do it?

I have branches, but no fruit, trunk or leaves. What am I?

Why is 6 afraid of 7?

I know a country, If you remove the last alphabet of its name, it will become a part of your body. Do you name it?

A spaceship was lost. The detective was given a piece of paper. This was the location of the spaceship! This is what the slip had scribbled on it:
Juice, Umbrella, Potato, Ice, Tomato, Elephant, Rice.

Where is the spaceship?