Prove that the below maths equation is true.

8 + 8 = 91

Many have heard it, but nobody has ever seen it, and it will not speak back until spoken to. What is it?

What is in seasons, seconds, centuries and minutes but not in decades, years or days?

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?

It walks on 4 when its young, walks on 2 when it's older, and walks on 3 when its very old?

In the Wild West, you are challenged into a death match by two bounty hunters nicknamed Golden Revolver (GR) and Killer Boots (KB). You accept the challenge. None of you want to waste any of the bullet and so a certain rules are laid down:

1) All of you will shoot in a given order till the last man standing.
2) Each of you shoots only once upon his turn.
3) If any one of you is injured, the other two will finish him off with an iron rod.
4) The worst shooter of all (which is you) shoots first and the best one shoots at the last.

Now, how will you plan things if you know that you hit every third shot of yours, KB hits every second shot and GR hits every shot ?

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?

This is a picture puzzle. You have to guess the name of the movie that can be related to the picture.

A Child was born in Lahore, Pakistan. Still, the child is not a Pakistani citizen. why?