Mind Teasers : Which Coins Riddle

Difficulty Popularity

Nalini had six coins in the pocket of her jeans. It was a sum of Rs. 1.15.

When she was asked by a shopkeeper for change, she was unable to give change for a rupee and five paisa.

Which coins did she have?
category : LOGIC | MATHS

Suggestions

Mind Teasers : Classic Five Tablet Puzzle

Difficulty Popularity

Roy was suffering from severe headaches. He went to see his doctor and the doctor gave him five tablets asking him to take one tablet every 15 minutes.

How much time will it take Roy to consume all the five tablets?

Mind Teasers : Relation Sorcery Riddle

Difficulty Popularity

The father of a driver's son is sitting with the son of the driver without the driver actually being in the car.

What sorcery is this?
category : LOGIC

Mind Teasers : The Hundred Number Puzzle

Difficulty Popularity

We can create number 100 by using all numbers, i.e.0123456789 and mathematical operators (+/-) in many ways.
Example
98 + 7 + 6 - 5 - 4 - 3 + 2 - 1 = 100

But if we add a condition that the use of the number 21 is the must. Then there are only a few solutions.

One of such solution is:
98 - 7 - 6 - 5 - 4 + 3 + 21 = 100

Can you tell any other solution?
category : SERIES | MATHS

Mind Teasers : Measure Water Supply Brain Teaser

Difficulty Popularity

You had an infinite supply of water and a 5 ml and 3 ml gallons.

How would you measure exactly 4 ml in least number of steps ?
category : LOGIC | MEASURE

Mind Teasers : Hard Logic Statement Riddle

Difficulty Popularity

There are a hundred statements.
1st person says: At least one of the statements is incorrect.
2nd person says: At least two of the statements is incorrect.
3rd person says: At least three of the statements are incorrect.
4th person says: At least four of the statements are incorrect.
..
..
..
100th person says: At least a hundred of the statements are incorrect.

Now analyze all the statements and find out how many of them are incorrect and how many are true?

Mind Teasers : Clock Puzzle

Difficulty Popularity

The needles of a clock overlaps at 12:00 in a 12 hour format clock.

When will the two needles overlap again ?
category : LOGIC | RIDDLE

Mind Teasers : Decrypt Password Riddle

Difficulty Popularity

A person has uncovered a secret that was a mystery for ages. He transfers the data into his hard drive and encrypts the drive with a password. Then, he writes a line on a paper to remember the password.

The line says 'You force heaven to be empty'.

Can you decrypt the line to reveal the password if you know that the password is seven characters long that comprise of just letters and numbers?
category : LOGIC | CIPHER

Mind Teasers : Best Picture Brain Teaser

Difficulty Popularity

Seeing the picture, can you identify in which direction is it going - left or right?

Keep in mind that the bus is moving in UK

Mind Teasers : Famous 13 Cave Logic Problem

Difficulty Popularity

A thief was running from the police after the biggest theft the town saw. He took his guard in one of the thirteen caves arranged in a circle. Each day, the thief moves either to the adjacent cave or stay in the same cave. Two cops goes there daily and have enough time to enter any two of the caves out of them.

How will the cop make sure to catch the thief in minimum number of days and what are the minimum number of days?
category : LOGIC

Mind Teasers : Statement Puzzle

Difficulty Popularity

Christanio Ronaldo is a strange liar.

He lies on six days of the week, but on the seventh day he always tells the truth.

He made the following statements on three successive days:

Day 1: 'I lie on Monday and Tuesday.'
Day 2: 'Today, it's Thursday, Saturday, or Sunday.'
Day 3: 'I lie on Wednesday and Friday.'

On which day does Christanio Ronaldo tell the truth?

Submit your Email Address to get latest post directly to your inbox.

Latest Puzzles

23 April
Minimum Move Chess Game Video Riddle

Can you figure out the minimum number of...

22 April
A numeric lock has 3 digit key Riddle

A numeric lock has 3 digit code with the...

21 April
What's wrong in the kitchen picture

What appears to be wrong in the kitchen ...

20 April
Who Is the Mother Picture Riddle

Can you find the mother of the baby in t...

19 April
Lighter Than Air Riddle

I'm lighter than air but a thousand men ...

18 April
3 Tigers 3 Sheep Riddle

If 3 tigers catch 3 sheep in 3 minutes. ...

17 April
Cow Rebus

Decode the below cow rebus....

Puzzles Tags :

Illusions Tags :