What is the below Rebus indicate?

There are a number of books on a shelf. If one book is the 4th from the left and 6th from the right, how many books are on the shelf?

If an electric train is travelling south, then which way is the smoke going?

Solve the riddle below:

If a Chicken says, 'All chickens are liars" is the chicken telling the truth?

What am I?

Below toothpicks/matchsticks indicate the group of fishes moving from west to east direction. Can you make them move from east to west by just moving three toothpicks/matchsticks?

That attorney is my brother, testified the accountant.

But the attorney testified he didn't have a brother.

Who is lying?

Which word is least like the others? Third, fourth, fifth, sixth, seventh, eighth, ninth?

If Japan and Panama decided to merge into a single country, probably people will name it Japanama.

Can you think of two more such country's unions that could produce similar names like Japanama by overlapping their three letters?

Two guards were guarding the camp.Guard-1 was looking towards the south to make sure no threat is coming from the road.Guard-2 was looking at the north to make sure no threat is coming from the top. Suddenly Guard-1 ask the Guard-2 why he is smiling?How Guard-1 knows that Guard-2 is smiling?