A man hijacks an aeroplane transporting both passengers(8 of them) and valuable cargo. After taking the cargo, the man demands nine parachutes, puts one of them on, and jumps, leaving the other eight behind. Why did he want eight?

What is the fastest way to double your money?

John named his first son Alpha, second Beta, third Charlie and fourth Delta. What is the fifth son's name?

Can you find the thief by just looking at the picture below?

A word I know,
Six letters contain,
Subtract just one,
And twelve is what remains.

How is the moon similar to a dollar?

A Japanese ship is sailing in the Indian Ocean. The captain of the ship feels tired and decides to take shower to be rejuvenated. He goes to take the shower after keeping his diamond-studded Rolex watch and gold chain on the table.
When he comes back after 15 minutes, he finds them missing. There are 4 crew members on the ship and he calls them one by one to ask them what they were doing in that duration.

Following are the answers:
1. Crew 'A' who is the cook replies that he was cooking mutton for the crew members.
2. Crew 'B' who is a housekeeper tells that he was sleeping in his room.
3. Crew 'C' who is the engineer says that he was checking on the generator.
4. Crew 'D' who is another housekeeper says that he was correcting the hoisted flag that was put upside down.

It took only a couple of seconds for the captain to find the thief. Can you find the thief too?

There is a wide field of corn. A goose finds its way into the field and starts running. Can you find out till which point the goose can run into the field?

The day before yesterday I was 25 and the next year I will be 28. This is true only one day in a year. What day is my birthday?

A certain street contains 100 buildings. They are numbered from 1 to 100. How many 9's are used in these numbers?