What is the fastest way to double your money?

You need to arrange three 7 and mathematical symbols to form number 1?

In a chess board, the queen piece can move horizontally, vertically and diagonally freely. The picture represents the same.Can you place 8 queens on the board in a manner that none of the queens can attack each other?

By including only four matchsticks in below picture, you have to make "Four Triangles And Two Squares"

There are five vowels (a, e, i, o, u) in the English language.
Can you tell us a word that contains all these vowels?

The answer I give is yes, but what I mean is no. What was the question?

Krish is 45 years old and his mother Crishtina is 73 years old.

Can you find out how many years ago, his mother was three times his age?

In particular commonwealth games, a female participant won silver and gold medals for a single event.

How can this be possible?

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 three Athletes (John, Tarun and Harish) and their individual Coaches (Jacob, Meenaxi and Priyanka) standing on the shore.
No Coach trusts their Athlete to be near any other Coach unless they are also with them.
There is a boat that can hold a maximum of two persons.
How can the six people get across the river?