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?

There is a brick of gold and a brick of iron in a boat (both 10-inch blocks), if they are both dropped into the water which will make the water level higher?

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

Can you find the odd number in the following?

2716, 4135, 5321 and 7145

The following question it puts forth you:

25 - 55 + (85 + 65) = ?

Then, you are told that even though you might think it's wrong, the correct answer is actually 5!

Whats your reaction to it? How can this be true?

Find out a multi-digit number that if multiplied by the number 9 or any of its multiplications products (i.e. 18, 27, 36, 45,..) will result in the multiplication factor repeated (n) number of times.

What does below rebus means ?

What does this below rebus puzzle mean?

What is the next number in this series?

4,12,84,3612....

Why did the Girl throw the butter out of the window?