If you had a pizza with crust thickness 'a' and radius 'z', what's the volume of the pizza?

If you paint a brown house white it will become a white house. If the stoplight changes from red to green, then the light is green. So, if you throw a white shirt into the Red Sea, what will it become?

Can you find out the number that should replace the question mark with a valid reason?

why number 8549176320 is one of a kind?

Teacher ask the student

'Why are you standing on that chair in music class ?'.

what did student replied ?

A king sentenced a man to the death sentence for some crime he had committed. Known for his kindness, the king told the culprit that he had a choice to die in a way he decides.

The culprit was clever and said something that saved him from death. What method do you think he must have chosen for his death?

Take one out and scratch my head, I am now black but once was red. What am I?

Can you find the ages of a son, father and grandfather based on the following facts?
The sum of the ages of grandfather, father and son is 140 years.
The age of the son in months is the same as the grandfather in years.
The age of the son in days is the same as the father in weeks.

Forwards I am heavy, backward I am not. What am I?

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