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)
If the given figure is folded to make a cube, which of the following options will be formed?
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.
You can move only two matchsticks in the given picture. What is the highest number you can form by doing it?
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.
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.
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.
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.
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.
A king sentenced a man of death sentence for some crime he had committed. Known for his kindness, the king told the culprit that he had a choice to die through a way he decides.
The culprit was clever and said something that saved him from the death. What method do you think he must have chosen for his death ?
The culprit chose to die of an old age.
Can you make a six-letter word using the letters N, A and B ?
The word is BANANA.
