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

Find the next number in the series

12, 20, 40, 72, 116, 172 ?

Who has married many women but was never married?

What is wrong in the below Picture?

A man is shown a portrait painting. He looks closely, then tells, “Brothers and sisters have I none, but that man’s father is my father’s son!” Who is the man in the portrait?

Can it be possible to build a house that has all its four walls facing towards the South?

When it's bad luck to meet a black cat?

Here is a Swiss Cross. You have to make two straight cuts in the figure so that it is divided into four congruent pieces. Also, you should be able to join these pieces into a square then. Can you accept this challenge?

What question can you never answer yes to?

Check out the number list below and find what number comes next in the sequence.

111 , 113 , 117 , 119 , 123 , 137 , ?