Can you solve this amazing hard number series problem?
7, 8, 10, 12, 16, 18 ?

John killed hundreds of people mercilessly and yet the police were not able to put her behind the bars. Why?

There is a number which when you multiply by 3 and subtract 2 from the result, then the resulting number is the reverse of the actual number.

What is the smallest number that stands true on the statement?

If one and a half boys, eat one and a half burgers in one and a half hours.

How many burgers can 9 boys eat in 3 hours?

There is a place where if I stand up straight, I will still be considered sideways.

It walks on 4 when its young, walks on 2 when it's older, and walks on 3 when its very old?

A sea diver is a real show-off. He showed everyone that he can hold his breath underwater for 15 minutes.

I went to the diver and told him that I can be underwater for double the time i.e 30 minutes.
He responded that he will give me 100$ if I would be able to do it. I won 100$.

What did I do?

Complete the series by replacing "?" with the correct number.

ST ND RD TH '?'

When a clock is observed, the hour hand is at a minute mark and the minutes hand is six minutes ahead of it.

When the clock is observed again after some time, the hour hand is precisely on a different minute mark and the minute hand is seven minutes ahead of it.

Can you calculate how much time has elapsed between the two observations?

how come the second man dies?