How is the moon similar to a dollar?

What does a man do only once in his lifetime, but women do once a year after they are 29?

What is always in front of you but can’t be seen?

Can you find out the missing number in the grid?

Which word does the below Plexor means ?

A man who was outside in the rain without an umbrella or hat didn’t get a single hair on his head wet. Why?

O_er_t_o_

Complete the missing letters of the given word.

Decode below rebus
D
N
A
T
S , D

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?

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