If I remove one from eleven it becomes Ten and if I remove one from nine also becomes Ten. How?

The King of a distant land had heard that Birbal was one of the wisest men in the East and so desired to meet Birbal. He sent Birbal an invitation to visit his country.

In due course, Birbal arrived in the distant kingdom. When he entered the palace he was flabbergasted to find not one but six kings seated there. All looked alike. All were dressed in kingly robes. Who was the real king?

The very next moment he got his answer. Confidently, he approached the king and bowed to him.

How did Birbal know who was the real king?

Whats the next number in the below number sequence pattern.

I make two people out of one. What am I?

Can you fill the blank with the correct number?

6 30 870 756030 _____

How many times do a clock's hands overlap in a day ?

Why are televisions attracted to people?

A word I know,
Six letters contain,
Subtract just one,
And twelve is what remains.

What kind of storm is always in a rush?

What is the below Rebus indicate?