There is one thing that goes round the house and also inside the house but never even share a brief touch. What is it?

what does the below rebus means?

Find a 9-digit number, which you will gradually round off starting with units, then tenth, hundred etc., until you get to the last numeral, which you do not round off. The rounding alternates (up, down, up ...). After rounding off 8 times, the final number is 500000000. The original number is commensurable by 6 and 7, all the numbers from 1 to 9 are used, and after rounding four times the sum of the not rounded numerals equals 24.

What are the next two letters in the following series and why?
W A T N T L I T F S _ _

*Hint: Check Puzzle Title

Count the number of triangles in the given picture.

While handling a project, the landscaper is asked by the owner of the mansion that he wants four trees in front of his mansion that are exactly equidistant from each other.

How will he do it?

Below rebus represent famous DiCaprio movie. Can you name it?

You see a mathematical expression in the picture. Can you think of a movie that this expression refers to?

A man in a car saw a Golden Door, Silver Door and a Bronze Door. What door did he open first?

They are three errirs in this question. Can you find them?