What has to be broken before you can use it?

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

Decode this picture on T-Shirt and tell what it says ?

Look at this sequence from top to bottom. What is the next number in the sequence?
1
11
21
1211
111221
312211

In the given figure, move three matchsticks so that the resulting figure contains two rectangles.

What do you see in the given picture?

If one and a half boys, eat one and a half burgers in one and a half hours.

How many burgers can 9 boys eat in 3 hours?

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 ?

Here is a mathematical expression that also secretly tells a movie name. What movie is that?

I have teeth but i don't bite. Who Am I ?