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

If 24H in a D => 24 hours in a day.
What does "64S on CB" stand for?

Which tank will fill first?

A couple went on a climbing trip. But only the husband returned from the vacation and said that his wife slipped off while climbing and died. On investigating, the local sheriff arrested him saying, 'Your travel agent called. You murdered your wife.'

The man did not inform anyone about the trip. Then how was the agent so sure that it was a murder?

There is a square piece of paper with a hole that is denoted by the circle on the top right side in the given picture. You have to cut the paper in a manner that it forms two and only two separate pieces of paper and then rearrange the pieces in a manner that the holes come in the centre of the paper.

Can you think of a smallest +ve number such that if we shuffle the digits of the number, the new number becomes double the original number?

The centre of the third figure is empty. What digit should fit inside?

What does the following represent?

N N N N N N N

A A A A A A A

C C C C C C C

As you can see that fifteen matches have been used to form an arrangement. What you have to do is remove any six of them to make them ten.

John was born on March 5, 1970, in Delhi, India. Jacob was born 25 days before John. The year when they took birth, Republic Day fell on Monday.

Can you find out on what day was Jacob born?