Luis Garavito killed Density x Volume.

Who is Luis Garavito ?

How can you write nineteen in a manner that if we take out one, it becomes twenty?

The below given figure comprises of a pattern through which you can determine the missing letter. Can you push your mind to find the pattern and add the missing letter?

What number do you get when you multiply all of the numbers on a telephone's number pad?

Can you find a five letter word that is left with only two letters if one is removed?

If you drop me I’m sure to crack, but give me a smile and I’ll always smile back. What am I?

Find a 9-digit number, which you will gradually round off starting with units, then tenth, hundred etc., until you get to the last numeral, which you do not round off. The rounding alternates (up, down, up ...). After rounding off 8 times, the final number is 500000000. The original number is commensurable by 6 and 7, all the numbers from 1 to 9 are used, and after rounding four times the sum of the not rounded numerals equals 24.

What can you see in the middle of March and April that you can never see in any other month?

Find the number of squares in the below picture

15 caves are arranged in a circle at the temple of doom. One of these caves has the treasure of gems and wealth. Each day the treasure keepers can move the treasure to an adjacent cave or can keep it in the same cave. Every day two treasure seekers visit the place and have enough time to enter any two caves of their choice.

How do the treasure seekers ensure that they find the treasure in the minimum number of possible days?