Why do you find that most of the buildings are deprived of the 13th floor?

Christina is practising her dance steps along with her friends. In a particular sequence, all of them form a row. At that point, Niharika is standing in the 4th position from either end of the row.
Can you find out how many girls are practising together?

Solve below rebus puzzle?

An infinite number of mathematicians are standing behind a bar. The first asks the barman for half a pint of beer, the second for a quarter pint, the third an eighth, and so on. How many pints of beer will the barman need to fulfill all mathematicians' wishes?

I look at you, you look at me I raise my right, you raise your left. What am I?

What is the next shape from answers A, B, C, and D figure?

Below toothpicks/matchsticks indicate the group of fishes moving from west to east direction. Can you make them move from east to west by just moving three toothpicks/matchsticks?

Find the missing number in the image below.

The more it dries, the wetter it becomes. Can you tell what it is?

who is silent in the parliament?