Which Travels Faster? Solve below famous picture riddle:

81 x 9 = 801. What must you do to make the this equation true?

Count the number of squares in the picture below.

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?

You have two buckets of 11 liters and 6 litres.
How can you measure exactly 8 litres?

A new Engineering building containing 100 offices had just been completed. John was hired to paint the numbers 1 to 100 on the doors. How many times will John have to paint the number nine (9)?

What's the only room from which no one can enter or leave

During a secret mission, an agent gave the following code to the higher authorities
AIM DUE OAT TIE MOD

However, the information is in one word only and the rest are fake. To assist the authorities in understanding better, he also sent them a clue, If I tell you any one character of the code, you can easily find out the number of vowels in the codeword.

Can you find out the code word?

I have lakes with no water, mountains with no stone and cities with no buildings. What am I?

What Time Should the last watch show in the below figure?