Why is a river so rich ?

It's a 7-letter word.
If we remove 1 letter from it, it remains the same.
If we remove 2 letters from it, it remains the same.
If we remove 3 letters from it, it remains the same.
If we remove all the letters from it, still it remains the same.
What is it?

They are the five precious gems of an everyday sort and all can be found on a Tennis Court. Who are they?

Take away my first letter, then take away my second letter. Then take away the rest of my letters, yet I remain the same. What am I?

Who are the happiest people in IPL match?

On the dull night when the blonde was dozing, she heard an odd clamour and she saw that there was a bizarre man with a gun simply outside her home. So she raced to the telephone to call the police, however, she can't dial 911. Why?

What kind of storm is always in a rush?

Who always enjoys poor health?

My friends called me Iron59 because my parents are a chemist and a mathematician. What is my real name?

The current time can be represented by below textual rebus.

0
=========
B.Sc
LLB

Can you tell us the current time?