How can you write nineteen in a manner that if we take out one, it becomes twenty?

How can you throw a ball as hard as you can and have it come back to you even if it doesn't hit anything there is nothing attached to it and no one else catches or throws it.

I know a ten-letter word in the English language which can be typed using only the top rows of the computer keyboard.

A man was telling some of his war stories to his grandchildren.
"When the World War I was on the verge of end, I was awarded for my bravery for I had saved a group of my men." He coughed and then added, "When we were fighting in northern France, an enemy soldier threw a grenade at us. Before it could explode, I picked it up and threw it away. For my act of bravery, right before the war ended, A General gave me a sword engraved with the words "Awarded for Display of Bravery and Heroism in World War 1"."

Hearing this, one of the grandson spoke up. "Grandpa, this is not a true story. It can"t be true!"

The truth is that it was not. How did the grand children know it?

Can you make the below equation true by using any three numbers from "1, 3, 5, 7, 9, 11, 13 and 15"?

( ) + ( ) + ( ) = 30

That attorney is my brother, testified the accountant.

But the attorney testified he didn't have a brother.

Who is lying?

As you can see that fifteen matches have been used to form an arrangement. What you have to do is remove any six of them to make them ten.

Why 1729 is a magic number? Answer Logically.

Baseball bat and ball cost $100. If the bat cost $99 more than the ball, what is the cost of each?

Spot what is wrong here in below Picture?