What's the next in the series?

H, Be, F, S, Mn, Kr, In, Gd, Tl, ?

Which point will the car reach to go out?

This was asked in an interview with Coa-Cola.

The interviewer has given me 100 marbles(50 white and 50 black) and two empty boxes.
He then told me that he will leave the room and i need to place all the marbles in two boxes.

And When he come back, he will draw a marble from any of the two box and if the marble is white I will be hired.

Also
* No box can be empty.
* All 100 marbles must be placed in one of the two boxes.

So what should I have done?

There are 2 people near the river and both of them want to get on the other side. The boat can only take one of them. But they got across.
How?

Teacher ask the student

'Why are you standing on that chair in music class ?'.

what did student replied ?

If there are fifteen crows on a fence and the farmer shoots a third of them, how many crows are left?

Every words stands for unique digit that makes the arithmetic equation true

SEVEN + SEVEN + SIX = TWENTY.

What are the digits ?

In a chess board, the queen piece can move horizontally, vertically and diagonally freely. The picture represents the same.Can you place 8 queens on the board in a manner that none of the queens can attack each other?

This is a picture puzzle. You have to guess the name of the movie that can be related to the picture.

I am a ten letters word
The first four letters have the power to rule,
Next, four-letter can be eaten.
The next three-letter represents a lady.
I can fly as well

what am I looking for?