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

Be active and find the killer in the picture Riddle below.

There were three women in all the swimming costumes!
One was happy and the other two were sad!
The happy one was crying and the sad ones were smiling.
Why was this?

There are 2 people near the river and both of them want to get on the other side. The boat can only take one of them. But they got across.
How?

What is greater than gold but cannot be bought. it can never be sold and can earn if its sought. though it can be broken, it can still be fixed. for by birth it can't start nor by death it is ended.what am i?

Today is a very icy and cold morning in Newcastle. Mr Shearer, an office bus driver arrived to pick up the employees from the last stop. Shearer suddenly remembers that he needs to pick a newly joined 4miles to the north. Mr Shearer lost his direction compass, a few minutes later Shearer is able to figure that he is moving in the correct direction i.e. north. How did Shearer know that he is moving in the correct direction?

There were five men at church, and it started raining while they were outside. The four that ran still got wet, but the one that was still stayed completely dry. Why did he stay dry?

My friends called me Iron59 because my parents are a chemist and a mathematician. What is my real name?

What jumps when it walks and sits when it stands?

Why do you find that most of the buildings are deprived of the 13th floor?