what does the below rebus means?

Two in a corner, one in a room, zero in a house, but one in a shelter. What is it?

Can you solve the photo plexer logic ?

The more you take me, the more you leave me behind.
Who Am I?

John can eat 27 chocolates in an hour, Jacob can eat 2 chocolates in 10 minutes, and Jolly can eat 7 chocolates in 20 minutes. How long will it take them to share and eat a box of 120 chocolates whilst playing Chess?

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

Twenty frogs are sitting on a log floating on the surface of a river. Two of them decide to jump off into the water.

How many frogs are there on the log at this moment?

Assume there are approximately 5,000,000,000 (5 billion) people on Earth. What would you estimate to be the result, if you multiply together the number of fingers on every person's left hand? (For the purposes of this exercise, thumbs count as fingers, for five fingers per hand.) If you cannot estimate the number then try to guess how long the number would be.

There are forty elephants and they have forty-fore heads. How can this be possible?

What building has the most stories?