Can you find a pattern and the missing number in the series given below?

100, 155, 258,? , 584, 819.

An artist while painting a scenic beauty, decides to paint three layers of blue colour on the sky.

Which layer will go on the first?

Yesterday I fell from 30 feet high ladder but I don't get hurt. Why?

Jenifer is learning to drive her car. She went down a one way lane and in the wrong direction. But she do not break any law.

How come ?

Can you guess the name of the month by looking the below rebus ?

Below, you can see three complete equations and one incomplete. Based on the three complete ones, can you complete the incomplete one?

5 $ 4 $ 3 $ 9 = 4215
6 $ 9 $ 2 $ 6 = 3816
4 $ 7 $ 3 $ 3 = 1122
7 $ 2 $ 7 $ 4 = ____

This puzzle is for Harry Potter fans. Do you know why Tom Riddle is called Lord Voldemort?

It has a long neck, A name of a bird, Feeds on cargo of ships, It's not alive,

What is it?

You stand in front of two doors. A guard stands next to each door. You know the following things: one path leads to paradise, the other leads to death. You cannot distinguish between the two doors. You also know that one of the two guards always tells the truth and the other always lies. You have permission to ask one guard one question to discover which door leads to paradise. What one question would you ask to guarantee you enter the door to paradise?

Can you make four (4) nines (9) equal 100?