Can you count the number of quadrilaterals in the picture below?

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

Replace the question mark with the correct number in the below-given picture?

A man dies of old age on his 25 birthday. How is this possible?

Can you count the number of lines in the below picture?

I can turn polar bears white.
I can make anyone dance.
I can make everyone cry
I can make your hands clap
I can make you thin.
I can make you smile.
I can make you smile

Can you guess the riddle?

Your last good ping-pong ball fell into a narrow metal pipe embedded one foot deep in concrete.
How can you get it out undamaged, if all the tools you have are your tennis paddle, shoe laces, and plastic water bottle, which does not fit into the pipe?

What is the centre of gravity?

What begins with T, ends with T, and has T in it?

Using the clues below, what four numbers am I thinking of?

The sum of all the numbers is 31.
One number is odd.
The highest number minus the lowest number is 7.
If you subtract the middle two numbers, it equals two.
There are no duplicate numbers.