Can you find out who is the kidnapper in below Picture and why, Explain ?

Find the next number in the sequence

1, 2, 6, 21, 88, __?

An infinite number of mathematicians are standing behind a bar. The first asks the barman for half a pint of beer, the second for a quarter pint, the third an eighth, and so on. How many pints of beer will the barman need to fulfill all mathematicians' wishes?

You see me once in June, twice in November, and not at all in May. What am I?

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?

John is found dead in a bare field. Nobody killed John,
John did not commit suicide.

Inspector Jacob found a bag just a few meters away from John which could save his life. What was in the bag?

Why do we preferably have round manhole covers and not square ones?

Which wheel of car does not rotate when you turn your car right?

Spot the cat in the picture below

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