Find the last number in the series below:

voN luJ yaM raM ---

I have branches, but no fruit, trunk or leaves. What am I?

Solve the mathematical equation in the picture below.

If an electric train is travelling south, then which way is the smoke going?

Why despite killing dozens of people Charley and Wilma were not punished?

You stand in front of two doors. A guard stands next to each door. You know the following things: one path leads to paradise, the other leads to death. You cannot distinguish between the two doors. You also know that one of the two guards always tells the truth and the other always lies. You have permission to ask one guard one question to discover which door leads to paradise. What one question would you ask to guarantee you enter the door to paradise?

Find the next number in the series

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

I am dry when I go inside, but wet when I am pulled outside.
The longer I am inside, the stronger I get
When I am completely out, I am wet and I literally sag
Who am I?

I am the one who remains awake when you sleep. But I need to rest when you awake. Who Am I?

A tourist visits a small town for his research. While in the town, he decides to get a haircut. Since the town is quite small, there are only two barbers in the town � one on the North Street and one on the South Street. The barbershop on the North Street is a mess and the barber has a weird and pathetic haircut. While the barbershop at the South Street is pretty tidy and the barber as well has an impressive haircut.

Which barbershop will the tourist visit for his haircut and why?