Count the number of triangles in the below picture?

Count the number of lines in the image below ?

There are nine dots in the picture that has been attached with this question. Can you join all the dots by drawing four straight lines without picking up your pen?

What's the next in the series?

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

Solve the mathematical equation in the picture below.

What jumps when it walks and sits when it stands?

Six glasses are in a row. The first three are filled with milk and the last three are empty. By moving only one glass, can you arrange them so that the full and the empty glasses alternate?

Next Number in the Series,

5, 16, 49, 104, ?

There are are five things wrong with this sentence; only geniuses will be able to to spot all of the mitstakes

What does this simple rebus mean?