What is the coolest letter in the alphabet?

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

Two trains start at the same time, one from Bangalore to Mysore and the other from Mysore to Bangalore. if they arrive at their destinations one hour and four hours respectively after passing one another, how much faster is one train running than the other?

When it is alive we sing, when it is dead we clap our hands. What is it?

Eight of us go fourth, not back, to protect our king from an attack. What are we?

When can we add 2 to 11 and get 1 as the correct answer?

How many Watermelons are there in the below picture?

1 dollar = 100 cent
= 10 cent x 10 cent
= 1/10 dollar x 1/10 dollar
= 1/100 dollar
= 1 cent

=> 1 dollar = 1 cent

solve this tricky problem?

In the attached figure, you can see a chessboard and two rooks placed on the chess board. What you have to find is the number of squares that do not contain the rooks. How many are there?

12345 a famous South Indian actor
567 is a path in jumbled form
8 & 10 are same letters
9 is one among the first six alphabets.
WHO AM I?