A man has a barrel filled with oil that weighs 100 pounds, and then he puts something into it. Now the barrel weighs less than 100 pounds. What did he put in the barrel?

How many points are there on the globe where, by walking one mile south, then one mile east and then one mile north, you would reach the place where you started?

You need to complete the maze by entering from the entrance marked below in the figure near the yellow circle, bottom left and leaving from the exit point near the green circle, bottom middle.

Rule of Game: You can move only by exchanging green and yellow circles.

By what process could you make a 'Tea-Table' into food?

Solve the alphametic puzzle by replacing the alphabet with the number.

S T O R M +
S O L E S
=========
T O W E L
=========

What can run but never walk, have a mouth that never speaks, have a head that never weeps, and have a bed but never sleeps?

Find The Next Number In The Sequence

30 10 15 13 0 16 -15 ?

Can you name an animal whose killing cannot be performed without spilling your own blood?

I am an odd number. Take away a letter and I become even. What number am I?

What has a ring but no finger?