There was an aeroplane crash, every single person died, but two people survived. How is this possible?

Can you replace the question mark with the correct number in the below table sequence?

Mr Red Lives in the red house.
Mr Green Lives in the greenhouse.
Mr Yellow Lives in the yellow house.

Who lives in the Whitehouse?

Find The Next Number in this series.
1, 2, 6, 42, 1806 ?

There's one "sport" in which neither the spectators nor the participants know the score or the leader until the contest ends.

What is it?

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

I have a clock(12-hour format) and both the needles of the clock overlap at 12:00.
After how much time, they will overlap again?

You have a square. What you have to do is cut and reassemble the square such that you create a Red Cross sign that has the same volume as that of the square.

Consider all the numbers between 1 and 1 million. Among all these numbers, there is something very special about the number 8 and the number 2202. What is it?

Only one colour, but not one size,
Stuck at the bottom, yet easily flies.
Present in sun, but not in rain,
Doing no harm, and feeling no pain.
What is it?