Buy me, smell me or deliver me, I do not change.

Who am I?

What does this below rebus puzzle mean?

What does below chemistry rebus means?

Given below is simple addition with a defined pattern pattern:
7 + 7 = 2
8 + 8 = 4
8 + 5 = 1
6 + 9 = 3
10 + 11 = 9

Can you analyze the pattern and find out the answer for:

4 + 9 = ?

A Doctor always sneezes before the rain. Doctor sneezes, Will it rain?

No one wants to have it, but if one got it, he does not want to lose it. What is It?

How can a man go eight days without sleep?

What is black when you buy it, red when you use it, and gray when you throw it away?

Replace all '*' with digits 1, 2, 3, 4, 5 and 6 to make below statement true.

* *
x *
=====
* * *

What is full of holes but still holds water?