Can you place six X (crosses) in below board without making three in a row in any way ?

Andrew sees a very rare bird named "Ruppell's vulture". Soon Andrew was dead. Can you explain the mystery, Mr. Sherlock?

What does this mathematical rebus means ?

Why is a river so rich ?

You see a mathematical expression in the picture. Can you think of a movie that this expression refers to?

They do not possess flesh or feathers or scales or bone
But still, they are blessed with fingers and thumbs of their own.

When can we add 2 to 11 and get 1 as the correct answer?

An evil man kidnapped someone and made them take one of two pills. One was harmless, but the other was poisonous. Whichever pill the victim took, the kidnapper took the other one. The victim took their pill with water and died. The kidnapper survived. How did the kidnapper get the harmless pill?

John replied, when asked how old he was. In 2 years he will be twice as old as he was five years ago.' How old is he ?

Two girls were born to the same mother, on the same day, at the same time, in the same month and year and yet they're not twins. How can this be ?