Can you find out which options fits best with the missing column?

A new Engineering building containing 100 offices had just been completed. John was hired to paint the numbers 1 to 100 on the doors. How many times will John have to paint the number nine (9)?

I am the one who remains awake when you sleep. But I need to rest when you awake. Who Am I?

Is the statement valid that it does not matter how much older a sibling is, eventually the younger one will be half as old as the older one?

A train full of passengers goes through a tunnel. When the train comes out from the other end, there is no single person on the train.

How did it happen?

What does below Rebus mean ?

esgg sgeg gegs gsge

What number comes next in the series?

5 15 5 18 5 24 14 20 _

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

What has no start, end, or centre?

You need to remove four matchsticks from the picture below and still need to maintain the following as in the original image.
1. 1st row contains 12 matchsticks
2. 2nd row contains 12 matchsticks
3. 1st column contains 12 matchsticks
4. 2nd column contains 12 matchsticks