They came out at night, without being called.
They lost at day, without being stolen.
Who are they?

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 ?

Before Mount Everest was discovered, what was the highest mountain in the world?

Luis Garavito killed Density x Volume.

Who is Luis Garavito ?

There is a unique number which when multiplied by any number from 1 to 6, we will get the new number that contains the same digits only.

Can you find that number?

Find The Next Number In The Sequence

30 10 15 13 0 16 -15 ?

Can you place six matchsticks in a manner that each of the matchsticks is in touch with the other five matchsticks?

I never stop running even when I standstill. If I am formed by joining two identical bodies together, can you guess who I am?

A man is sitting in a bar when a rich man sits next to him. He turns to the rich man and says, “Did you know I know almost every song that has ever existed?”

The rich man laughs. The man then says, “I bet you all the money you have in your wallet that I can sing a genuine song with a lady’s name of your choice in it. The rich man laughs again and says, “OK, how about my daughter’s name, Jamie Armstrong-Miller?” Minutes later, the man collects his cash and the rich man goes home cashless. What song did the man sing?

2, 3, 5, 9, 17, _ What is the next number in the sequence?