You knock a Table over in the library, and suddenly 20 eyes are looking at you.

In my garden, I have many trees but only one of them is the mango tree. In these mango trees, there are some mangoes(as expected).

But after a strong wind, there are neither mangoes on the tree nor on the ground. Explain?

John said, "If yesterday was tomorrow, today would be Friday."

When did John make this statement?

Things are just as they seem, right? Well, check again.
Can you count the number of tigers in this picture ?

I am looking for a word that change both gender and number when i add the letter 'S'.

What Word am I Looking For ?

You and your two friends are working in a multinational company. How can you three find out the average salary of you all without disclosing your own salary to the other two?

Why do we preferably have round manhole covers and not square ones?

Replace the letters of words with a number so that the below equation holds true

BASE +
BALL
---------
GAMES
----------

People are waiting in line to board a 100-seat aeroplane. Steve is the first person in the line. He gets on the plane but suddenly can't remember what his seat number is, so he picks a seat at random. After that, each person who gets on the plane sits in their assigned seat if it's available, otherwise, they will choose an open seat at random to sit in. The flight is full and you are last in line. What is the probability that you get to sit in your assigned seat?

In a competitive exam, each correct answer could win you 10 points and each wrong answer could lose you 5 points. You sat in the exam and answered all the 20 questions, which were given in the exam.
When you checked the result, you scored 125 marks on the test.

Can you calculate how many answers given by you were wrong?