Mind Teasers : Classic Relation Riddle

Difficulty Popularity

The father of a doctor's son is sitting with the son of the doctor, but the doctor is not in the room.

Can this be possible ?
category : RIDDLE

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Mind Teasers : Frequent Maths Digit Brain Teaser

Difficulty Popularity

Can you identify the most common digit between the number 1 and 1000?
category : LOGIC | MATHS

Mind Teasers : Weight Balance Riddle

Difficulty Popularity

You can place weights on both side of weighing balance and you need to measure all weights between 1 and 1000. For example if you have weights 1 and 3,now you can measure 1,3 and 4 like earlier case, and also you can measure 2,by placing 3 on one side and 1 on the side which contain the substance to be weighed. So question again is how many minimum weights and of what denominations you need to measure all weights from 1kg to 1000kg.

Mind Teasers : Logic Question In Maths

Difficulty Popularity

Two trains under a controlled experiment begin at a speed of 100 mph in the opposite direction in a tunnel. A supersonic bee is left in the tunnel which can fly at a speed of 1000 mph. The tunnel is 200 miles long. When the trains start running on a constant speed of 100 mph, the supersonic bee starts flying from one train towards the other. As soon as the bee reaches the second train, it starts flying back towards the first train.

If the bee keeps flying to and fro in the tunnel till the trains collide, how much distance will it have covered in total?

Mind Teasers : Riddle For Smart People

Difficulty Popularity

A teacher is told that the principal of the school will be inspecting his class on the next day. Now, the teacher is worried for the impression that his class might cast on the principal since all the students are not intelligent. Also, the principal can ask questions from anywhere. However, he will have the power to choose any student for answering the question.

Now he wants that the principal must be impressed with the performance of his class. What will he do to maximize the final impression on the principal ?
category : LOGIC | TRICK

Mind Teasers : Out Of Box Thinking Puzzle

Difficulty Popularity

n a hotel, a man was sleeping when he heard a knock on the door. He shifted the blanket and stepped down from the bed. He waked to the door and opened it to find a stranger standing outside.
Upon opening the gate, that stranger said, "Pardon me, I must have made a mistake. I thought this was my room."
The stranger then walked the corridor and climbed down the stairs. The man closed the door and immediately called the security. He asked them to arrest that stranger immediately.
Why did he asked them to arrest that stranger? What made him suspicious?

Mind Teasers : Impossible Maths Science Riddle

Difficulty Popularity

Cindy throws a ball from a 90 feet building. The ball is quite bouncy and when it hits the ground, it bounces back half way up. It keeps bouncing back to half way up.

How many bounces will the ball take before it comes to a permanent halt?
category : LOGIC | TRICK

Mind Teasers : Hidden Bird In Snow Picture Riddle

Difficulty Popularity

Can you find the hidden bird in the picture (winter time) below?

category : PICTURE

Mind Teasers : Oscar Winning Movie Rebus Riddle

Difficulty Popularity

Which famous Oscar movie name is hidden in the rebus below?

category : REBUS | PICTURE

Mind Teasers : Climbing Top Brain Teaser

Difficulty Popularity

A man is trying to climb over a frozen mountain that is sixty feet high. Every minute, he can climb 3 feet, but due to the slippery ice, he slips back 2 feet.

How long will it take him to reach the top of the mountain?
category : LOGIC | TRICK

Mind Teasers : Simple Logic Shape Riddle

Difficulty Popularity

Can you place ten balls in five lines in a manner that each line has exactly four balls in it ?
category : LOGIC

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