Count the number of lines in the image below ?

In the Chess Board picture below white army is arranged. You need to add a black army on the board such that no piece is under any threat.
Note: Army comprised of 1 king, 1 queen, 2 rooks, 2 bishops, 2 knights, and 8 pawns.

What is wrong in the below Picture?

Can you find out the total number of triangles in the given figure?

Count the number of balls in picture below:

Solve this riddle by finding the odd one out from the rest.

Can you count the number of triangles in the picture below?

In the picture, you can see a chess board. On the top left position, the K marks a knight. Now, can you move the knight in a manner that after 63 moves, the knight has been placed at all the squares exactly once excluding the starting square?

Spot what is wrong here in below Picture?

In the below-given picture of a pretty girl, there is something wrong. Can you find out what it is?