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

What number divided by 4 is the same as that number minus 4?

I can sizzle like bacon,
I am made with an egg,
I have plenty of backbone, but lack a good leg,
I peel layers like onions, but still remain whole,
I can be long, like a flagpole, yet fit in a hole.

A train leaves from point A for point B at 80 mph. After half an hour, another train leaves from point B for point A at 60 mph.

Which of the trains will be farther from point A when they meet ?

Manish has to secure 40% marks to pass his B.tech final exams.
He got just 40 marks and failed by 40-marks.

What is the maximum marks?

Find The Next Number in the series:

12 13 15 17 111 113 117 119 123 ?

You bought me for dinner but never eat me. What am I?

Two-person want to cross a river. Only one boat is present on the riverside that can carry only one person at a time.

However, they still manage to cross the river. How is it possible?

How can a man go eight days without sleep?

How can you leave a room with two legs and return with six legs?