By Admin
  • Views : 70k+
  • Sol Viewed : 20k+

Mind Teasers : Car And Bug Interview Puzzle

Difficulty Popularity

As shown in the image below, there is a circular track of diameter of 5km. Two cars Car-A and CarB are at the exact diameter of the circular track.At time start say 'Ts', Both the cars moves clockwise at a constant speed of 90meter/seconds. Since both the cars move at a constant speed so at any time given say 'Ti', they will always be at opposite end of the diameter.
Note, at the center of the track there a bug which at the time 'Ti' starts moving towards Car-B and after reaching car-B moves back toward Car-A and after reaching car-A move towards Car-B and keeps repeating the entire cycle again and again. The speed of bug is constant at 2 meter/seconds. After 2 hours, both cars and bug stop.

What is the distance covered by the bug ?

  • Views : 70k+
  • Sol Viewed : 20k+

Mind Teasers : Unsolvable Problem

Difficulty Popularity

In a contest, four fruits (an apple, a banana, an orange, and a pear) have been placed in four closed boxes (one fruit per box). People may guess which fruit is in which box. 123 people participate in the contest. When the boxes are opened, it turns out that 43 people have guessed none of the fruits correctly, 39 people have guessed one fruit correctly, and 31 people have guessed two fruits correctly.
How many people have guessed three fruits correctly, and how many people have guessed four fruits correctly

  • Views : 80k+
  • Sol Viewed : 20k+

Mind Teasers : Tricky Maths Riddle

Difficulty Popularity

Hockey Stick and ball cost $50. If the Stick cost $49 more than the ball.

what is the cost of each ?

By Admin
  • Views : 50k+
  • Sol Viewed : 20k+

Mind Teasers : The sheep and the grass logical puzzle

Difficulty Popularity

If we tie a sheep to one peg, a circled grass is been eaten by the sheep. If we tie the sheep to two pegs with a circle on its neck, then an eclipse is eaten out of the grass by the sheep. If we want an eclipse then we put two pegs then put a rope in between then and the other end of the rope is tied up on the sheep's neck.

Question: how should we tie the peg and the sheep so that a square is eaten out from the garden's grass? We only have one sheep's rope and the peg and the rings.

  • Views : 60k+
  • Sol Viewed : 20k+

Mind Teasers : Popular Logical Riddle

Difficulty Popularity

A mules travels the same distance daily.
I noticed that two of his legs travels 10km and the remaining two travels 12km.
Obviously two mules legs cannot be a 2km ahead of the other 2.

The mules is perfectly normal. So how come this be true ?

  • Views : 50k+
  • Sol Viewed : 20k+

Mind Teasers : Logical Arrangement Bonfire Puzzle

Difficulty Popularity

30 classmates went for a bonfire. While sitting around the fire, they decided to play a game. To play it, they divided themselves into 5 teams in a way that there were 5 rows having 7 people each.

How can this arrangement be possible while sitting around the bonfire?

  • Views : 50k+
  • Sol Viewed : 20k+

Mind Teasers : Suicide Mystery Riddle

Difficulty Popularity

A man 5'11" high is found dead in an closed room.
This room is found empty with some puddle of water.

The man was died by hanging himself to a 12 feet high fan.
How did the man die ?

By Admin
  • Views : 40k+
  • Sol Viewed : 10k+

Mind Teasers : World War I History Riddle

Difficulty Popularity

Two companions Terry and Garry were talking about their families. Terry told some great stories about his courageous grandfather who fought for Britain in "World War I". Terry told that his grandfather is so brave that he was awarded a bravery honour medal with words "For our Courageous Soldiers In World War I" embedded into it.

Garry Knows that his friend is lying? How ?

  • Views : 60k+
  • Sol Viewed : 20k+

Mind Teasers : The problem of the family of Amazon

Difficulty Popularity

While walking through the deepest jungle of the amazon, Steve the explorer came across a mystical tomb. He went closer and it read:
"Here lies two faithful husbands, with their two faithful wives,
Here lies two grandmothers along with their two granddaughters,
Here lies two dad's along with their two beloved daughters,
Here lies two mothers along with their two lovely sons,
Here lies two maidens along with their two charming mothers,
Here lies two sisters along with their two amazing brothers.
All were born legitimate, with no incest."
Steve, then checked and saw that there were only 6 graves in total

How was this possible? Steve needs your help to figure it out.

By Admin
  • Views : 60k+
  • Sol Viewed : 20k+

Mind Teasers : Hardest Chess Problem

Difficulty Popularity

This is a classic chess puzzle and considered to be one of the hardest puzzles in history.
As shown in the picture below, White army is arranged in a classic chess board. You need to add black army i.e
1 king
1 queen
2 rooks
2 bishops
2 knights
8 pawns
in such a way that not a single piece of either color is under attack.

  • Views : 50k+
  • Sol Viewed : 20k+

Mind Teasers : Candle Trick Teaser Problem

Difficulty Popularity

Husband has prepared for a candle light dinner on the honeymoon for his wife. While they were having the dinner, a strong breeze flew through the open window and four candles out of ten were extinguished. After that, the husband closed the window.

How many candles were left in the end?

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