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

How many bananas can you eat if your stomach is empty?

Who has married many women but was never married?

Can you solve this amazing hard number series problem?
7, 8, 10, 12, 16, 18 ?

If all the below statements are true

1. Gianni was either in Italy or France in 1997.
2. If Gianni did not kill Versace, Hilton must have killed him.
3. If Versace died of suffocation, then either Gianni killed him or Versace committed suicide.
4. If Gianni was in Italy in 1997, then Gianni did not kill Versace.
5. Versace died of suffocation, but he did not kill himself.

Who killed Versace and where was Gianni in 1997?

What is the fastest way to double your money?

In the given figure, move three matchsticks so that the resulting figure contains two rectangles.

Can you replace the X (both small and big x) with the numbers between 1 to 19 such that all the rows of 3 numbers between X (big x) sum to 23?

The husband and wife were jogging in the morning. To match every two steps of the husband, the wife required three steps. If Both of them start with the here right foot. After how many steps do their left foot be together?

What goes through cities and fields, but never moves?