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?

Why do people go to bed?

What you cannot hold but it is yours?

When you say goodbye, I am what you need to tie.
I come as a couple and go wherever you run.
Who am I?

Assume the given figure to be a delicious doughnut. Yes, now you can concentrate more on the puzzle. So you have this delicious doughnut in your refrigerator when your friends come knocking at the door. There are eight of them. Now you have to make three cuts in this doughnut so that each one of you nine people can enjoy a piece of it. Neither you nor your friends would mind the size of their piece as long as they are getting it. How will you do it?

Can you find out which number multiplied by itself will give the output as 12345678987654321?

What does an Island and the letter T have in common?

If you had a pizza with crust thickness 'a' and radius 'z', what's the volume of the pizza?

Can you solve the tricky chess rebus puzzle below by ciphering the hidden meaning?

If we tell you that there is a relation between the numbers and letters in the given figure, can you analyze it and find the missing letter in the last box?