Be active and find the killer in the picture Riddle below.

If 1+9+8=1, what is 2+8+9?

In a family supper, a grandfather, a grandmother, two fathers, two mothers, four children, three grandchildren, one brother, two sisters, two sons, two daughters, one daughter-in-law, and one mother-in-law need to sit at a table.

There are only seven chairs available at the place. How many more chairs do they have to borrow so that everyone can sit down together for the suppers if everybody requires a separate chair?

It comprises roots which nobody sees,
Much taller than those trees,
Up and up it goes,
Still it never grows?

Look at the picture and find out which square is not linked with any of the other squares.

What goes up but never comes down?

Can you find out what is missing?

1 3 5
2 4 ?

Hint: It's not six. Think out of the box.

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

How many triangles can you count in the figure given?

A man is found dead with a knife in his back When the investigation is done. A chair lays beside him and the forensic team finds moisture around the body.

If he committed suicide, how did he do it?