#571 - What The Code Puzzle

A man desired to get into his work building, however he had forgotten his code.
However, he did recollect five pieces of information
* Fifth number + Third number = 14
* The fourth number is one more than the second number.
* The first number is one less than twice the second number.
* The second number and the third number equals 10.
* The sum of all five numbers is 30.

What is the code ?

74658

* 8 + 6 =14
* 5 = 4 + 1
* 7 = 2*4 - 1
* 4 + 6 = 10
* 7+4+6+5+8 = 30

#572 - Hard Picture Series Digit Puzzle

In the picture given below, can you find out which digit will take place of the question mark?

Hard Picture Series Digit Puzzle

The number that will come place in place of question mark is 0.

If you add the numbers in each diagonals, you will find that the sum is 25 every time.

#573 - Measure Water Jar Puzzle

I had an infinite supply of water and a 5 liters and 3 liters jars.

How would you measure exactly 4 liters in least number of steps ?

1. Fill 5 litre jar ( 5j - 5, 3j - 0)
2. Transfer to 3 litre jar (5j - 2, 3j - 3)
3. Empty 3 litre jar ( 5j - 2, 3j - 0)
4. Transfer 2 litre from 5 litre jar to 3 litre jar (5j - 0, 3j - 2)
5. Fill 5 litre jar(5j - 5, 3j - 2)
6. Transfer 1 litre from 5 litre jar to 3 litre jars(5j - 4, 3j - 3)

#574 - Fold Cube Picture Puzzle

If the given figure is folded to make a cube, which of the following options will be formed?

Fold Cube Picture Puzzle

The trick to solve this puzzle is to analyze the open cube. All the faces patter are given twice. In such case, whenever the cube is folded, you wont find any face repeated. Thus, the option D fits the criteria.

#575 - Matchstick Puzzle Maximum Number

You can move only two matchsticks in the given picture. What is the highest number you can form by doing it?

Matchstick Puzzle Maximum Number

The highest number that can be formed is 811105. The first picture that you see in the answer tells you how to make 511108 by moving two matchsticks.

#576 - Next three Number Sequence Problem

Can you find the next three numbers in the given series?

4, 6, 12, 18, 30, 42, 60, 72, 102, 108,_,_,_

In this series, every single digits in in the middle of two prime number.

4 is in the middle of 3 and 5 which are prime.
6 is in the middle of 5 and 7 which are prime.

Thus, the numbers are 108 will be 138, 150 and 180.

#577 - Hard Popular Rebus

Solve below rebus puzzle ?>

Hard Popular Rebus

3 blind mice {no i}

#578 - Logic Statement Riddle

Is the statement valid that it does not matter how much older a sibling is, eventually the younger one will be half as old as the older one ?

The statement is true only if both of the siblings live till the younger one is as old as the older one was when the younger was born.

#579 - Bottles Count Logic Maths Puzzle

A shopkeeper allows people to buy a bottle of cold drink in exchange of five empty bottled. A guy had a party at home and he managed to spend 77 cold drink bottles in the party. Now he has 77 empty bottles with him.

How many bottles do you think he can buy in exchange of those 77 empty bottles ?

He can purchase 19 new bottles in return.

He will get 15 bottles after returning 75 empty bottles and will be left 2 empty bottles.
Now, the 15 bottles when empty will get him 3 more bottles.
The three empty bottles will get him another bottle. Remember he had 2 empty bottles as well.

#580 - How Many Times Chocolate Bar

There is a 2 x 8 chocolate bar I have with me. I can break this bar along the length or the breadth. Now, I want to obtain 1 x 1 pieces.

How many times do you think I need to break it to get what I want ?

15
You can calculate it using old school way. However if you want to solve using logic, you can look below:
There is one piece of chocolate and we need exactly 2 x 8 = 16 pieces.
Whenever you break that bar, you will get one more piece. Thus, you will need to break it (16 - 1) = 15 times.