What does the following BrainBat signifies?

ABCDEFGHIJKLMNOPQRSTUVWYZ

QQQQQQQQQQQQQQQQQQQQQQQQQ.

I’m orange, I wear a green hat and I sound like a parrot. What am I?

I shave every day, but my beard stays the same. What am I?

I have a clock(12-hour format) and both the needles of the clock overlap at 12:00.
After how much time, they will overlap again?

Keyboard words are not in alphabetical order, Why?

Which is Odd One Out and why?

4377

3954

9862

8454

9831

Can you solve this amazing hard number series problem?
7, 8, 10, 12, 16, 18 ?

At a Society election for president, precisely 963 votes were cast.
There is a total of 4 candidates that participate in the election.

The winning candidate exceeds the opponents by 53, 79 and 105 votes.

How many votes do each candidate gets?

I am weightless, but you can see me. Put me in a bucket, and I'll make it lighter. What am I?

Here is what you have to do. You have to throw a ball as hard as you can but it must return back to you even if it does not bounce at anything. Also, you have nothing attached to the ball. There is no one on the other end to catch that ball and throw it back at you.

How will you do it?