I have feet, but no legs. Which animal Am I?

Whats the next number in the below number sequence pattern.

Why did the Girl throw the butter out of the window?

What kind of storm is always in a rush?

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?

A detective visits his friend John just to discover that John's neighbour Dr Jacob was murdered. Dr Jacob, who is a mathematician wrote the murderer's name in a code word "Hcqtfz". There were five suspects
1. Ajit
2. Pankaj
3. Ganpat
4. Deenu
5. Hariya

The Detective was instantly able to find the murderer.
Can you?

What Time Should the last watch show in the below figure?

It's a test that will check your IQ.

Suppose you have one 11 minute hourglass and one 13 minute hourglass.

Can you measure exactly fifteen minutes using them ?

The following sentence is false. The preceding sentence is true.
Are these two sentences true or false?

You see a boat filled with people, yet there isn’t a single person on board. How is that possible?