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

Find the number of squares in the below-given picture.

It walks on 4 when its young, walks on 2 when it's older, and walks on 3 when its very old?

During an interview, the interviewer ordered hot coffee for the candidate to relieve the stress. The coffee was kept before him. After a minute, the interviewer asked him, 'What is before you?' He replied 'Tea'.

The candidate was selected immediately. Why?

In the figure, you can see nine stars. What you have to do is connect all of them by using just four line and without lifting your hand i.e. in a continuous flow.

How can a man go eight days without sleep?

What number does the below three word/phrase identify and why?
1. Deck
2. Year
3. Singing in the Rain

What mathematical symbol can be put between 5 and 9, to get a number bigger than 5 and smaller than 9?

A professor thinks of two consecutive numbers between 1 and 10.
'A' knows the 1st number and 'B' knows the second number

A: I do not know your number.
B: Nor do I know your number.
A: Now I know.

What are the four solutions for this?

In a jungle where there are no street lights or any other artificial source of lights, I notice a black snake crossing the road.
How did I get sight of the snake?