What building has the most stories?

Rearrange the letters in "new door" to make one word.

Which flower has two lips?

Find the smallest sentence with all the English alphabet.

What can you see in the middle of March and April that you can never see in any other month?

A father is locked up in jail. His wife has gone bankrupt. Their male child has to sell his hotel in order to gain some money. Yet their girl child does not care and is quite happy.

How can someone be so rude?

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?

A bomb exploded in a room full of married couples and no one died. How?

The current time can be represented by below textual rebus.

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

Can you tell us the current time?

I cannot talk, but I always reply when spoken to. What am I?