A man was just doing his job when his suit was torn. Why did he die three minutes later?

Solve the counting riddle by identifying the number of triangles in the given picture.

Riddle me this, Riddle me that,
What am I? I am made of wood, but you can't see me down?

Can you make a six-letter word using the letters N, A and B ?

Solve the mathematical equation in the picture below.

Which tank will fill first?

Can you think of any three-dimensional shape that comprises of exactly two surfaces?

Find a 9-digit number, which you will gradually round off starting with units, then tenth, hundred etc., until you get to the last numeral, which you do not round off. The rounding alternates (up, down, up ...). After rounding off 8 times, the final number is 500000000. The original number is commensurable by 6 and 7, all the numbers from 1 to 9 are used, and after rounding four times the sum of the not-rounded numerals equals 24.

When does a USA Potato change its nationality?

Can you find a five letter word that is left with only two letters if one is removed?