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 ?

Spot 5 differences in two Christmas tree below:

There are forty elephants and they have forty-fore heads. How can this be possible?

What is the coolest letter in the alphabet?

13 decks of cards have been mixed. What is the minimum number of cards that must be taken out from the above-mixed cards to guarantee at least one 'four of a kind?

An inspection by the superintendent of St. Joseph School was scheduled on the next day. The class teacher Jenifer knew that he would be asking questions from her class and she would have to choose a pupil to answer. To offer a perfect impression over him, the teacher explained certain instructions to the students to maximise the chances of getting correct answer every time.

What did she say to the students?

Can you find out the missing number in the grid?

Always in you, Sometimes on you;

If I surround you, I can kill you.

What am I?

Can you find out the number that should replace the question mark with a valid reason?

Which three-digit number, made of consecutive digits, like 567, is 2 less than a cube and 2 more than a square?