A wealthy man lives alone in a small cottage. Being partially handicapped he had everything delivered to his cottage. The mailman was delivering a letter one Thursday when he noticed that the front door was ajar. Through the opening he could see the man's body lying in a pool of dried blood. When a police officer arrived he surveyed the scene. On the porch were two bottles of warm milk, Monday's newspaper, a catalog, flyers, and unopened mail. The police officer suspects it was foul play. Who does he suspect and why?

John was working on a Chemical Mixture whose weight comprise 90% liquid and 10% solid. The total weight of the mixture is 20 pounds. After a while, John noticed that some of the liquid evaporated and now the liquid comprises just 50% of the weight.

What is the weight of the chemical mixture now?

Double it and multiply it by 4. Then divide it by 8 and you’ll have it once more. What number is it?

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

You knock a Table over in the library, and suddenly 20 eyes are looking at you.

Find the next number in the series below

21 32 54 87 131 ?

Thirty friends were on a hiking trip when they decided to enjoy the bonfire. They assembled for it and agreed to play a game. For that, they divided themselves into five teams with seven members each, forming five rows.

How did they manage to achieve this formation?

What can you hold in your right hand, but never in your left hand?

This is a classy optical illusion puzzle. What more you can find except bricks in the image below?

Can you count the number of blocks in the picture below?