• Views : 40k+
  • Sol Viewed : 10k+

Mind Teasers : Interesting Maths Problem

Difficulty Popularity

A 3 digit number is such that it's unit digit is equal to the product of the other two digits which are prime.
Also, the difference between it's reverse and itself is 396.
What is the sum of the three digits ?

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

Mind Teasers : Intel Logical Interview Problem

Difficulty Popularity

Chanu bought an ice cream cone having 5 different flavor scoop.
The five flavors in random order are Jamaica, nutty-chocolate, peppermint, walnut and orange

These are some hints to help identify the puzzled reader to determine the order of flavor from top to bottom.
1. The bottom flavor of the cone has 7 letters.
2. The walnut scoop is at between Jamaica and the nutty-chocolate scoop.
3. walnut is above the orange scoop but below the nutty-chocolate scoop.

So can you figure out the flavor of ice cream in order from top to bottom?

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

Mind Teasers : No Death Penalty For Kill Riddle

Difficulty Popularity

Ramsay was killed by Sansa in front of everyone but the judge was not sure how to punish Sansa. Why is the judge confused?

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

Mind Teasers : Hard Maths Number Riddle

Difficulty Popularity

Create a number using only the digits 4,4,3,3,2,2,1 and 1. So i can only be eight digits. You have to make sure the ones are separated by one digit, the twos are separated by two digits the threes are separated with three digits and the fours are separated by four digits

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

Mind Teasers : Pizza Cost Math Brain Teaser

Difficulty Popularity

Jasmine, Thibault, and Noah were having a night out and decided to order a pizza for $10. It turned out that Jasmine and Thibault were hungrier than Noah. They both ate 6 slices a piece, and Noah got to eat just 2 slices.

Now they want to do a fair split of money. The problem is that none of them have coins with them. Thus, they want to round off the cost to nearest dollar.

What will be the correct way to do it?

What if the pizza's cost was $11?

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

Mind Teasers : Floating Fish MatchStick Riddle

Difficulty Popularity

As shown in the image below, group of fishes are swimming from left to right. By moving just three matchsticks, can you make fishes from right to left?

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

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.

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

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 ?

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

Mind Teasers : Short Story Mystery Puzzle

Difficulty Popularity

A Japanese ship was making its way through the Arabian Sea. The captain felt like taking a bath and thus went to the bathroom after removing his Rolex watch and gold bracelet. When he returned back from the bathroom, he found out that his valuables were missing.

He suspected five of his crew members. He called them in and asked all of them what they were doing for the last 15 minutes. They replied as follows:parachute
The French cook (with a butcher knife): I was in fridge room getting meat for cooking.
The German Engineer (with some tools in hand): I was working on the generator engine.
The Bangladeshi seaman (empty handed): I was on the mast correcting the flag which was upside down by mistake.
The American Radio officer (with his headphones in hand): I was messaging to company that we will reach the port in the next two days that is Friday morning at 1100 hrs.
The Indian navigation officer (empty handed): I was taking a nap before my night watch began.

Upon hearing all of them, the captain found out who was the thief. How did he know that? Who is the thief?

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

Mind Teasers : Math Brain Teaser High School

Difficulty Popularity

There are two natural numbers whose sum is less than hundred and both of them are greater than one. Two friends Leena and Nadia knows the product and sum of the numbers respectively.

Both of them are exchanging the following statements:

Leena: I don’t know the numbers.
Nadia: "I knew you wouldn't be. I am not aware myself."
Leena: "Now I am sure I know the numbers!"
Nadia: "Now I am sure I know the numbers too!"

Can you find the two numbers?

  • Views : 90k+
  • Sol Viewed : 30k+

Mind Teasers : Famous Probability Puzzle

Difficulty Popularity

This is a famous probability puzzle in which you have to choose the correct answer at random from the four options below.
Can you tell us whats the probability of choosing correct answer in this random manner.

1) 1/4
2) 1/2
3) 1
4) 1/4

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