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

A girl is twice as old as her brother and half as old as her father. In 50 years, her brother will be half as old as his father. How old is the daughter now?

Most people think of me as money. But when they find me in the water, they won’t get any money out of me. What am I?

How many pluses should we put between the digits of 987654321 to get a total of 99, and where?

If we add four times the age of John four years from now to five times his age five years from now we get ten times his current age.

How old will John be two years from now?

I sleep during the day and fly at night, but I have no feathers to aid my flight. What am I?

In the figure that has been attached to this question, each digit represents a digit. The similar letters carry the same integer value. Can you expose the original digits?

Consider this about a word: The first two letters signify a male, the first three letters signify a female, the first four letters signify a great, while the entire world signifies a great woman. What is the word?

There are are five things wrong with this sentence; only geniuses will be able to to spot all of the mitstakes

The Puzzle: A girl, a boy, and a dog start walking down a road.

They start at the same time, from the same point, in the same direction.

The boy walks at 5 km/h, the girl at 6 km/h.

The dog runs from boy to girl and back again with a constant speed of 10 km/h. The dog does not slow down on the turn.
How far does the dog travel in 1 hour?