Can you solve below mathematical equation?

2^1234 - 2^1233

2, 3, 5, 9, 17, _ What is the next number in the sequence?

Why is 6 afraid of 7?

How many triangles can you count in the figure given?

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

What are the next two letters in the following series and why?
W A T N T L I T F S _ _

*Hint: Check Puzzle Title

How many people must be gathered together in a room, before you can be certain that there is a greater than 50/50 chance that at least two of them have the same birthday?

On her drawing table, Sayna lit 12 coloured candles. A few seconds later she blew two candles off.

How many candles Sayna have at the end?

By including only four matchsticks in below picture, you have to make "Four Triangles And Two Squares"

A person was found dead on a big green land with no trees or buildings around. When the police arrived, they found a piece of rock lying next to him and the man was wearing clothes comprising of red, blue and yellow colours.

Can you tell who the person is and what was the cause of death?