Can you convert the number zero(0) into a positive number using just one mathematical operator ?

Take 9 from 6, 10 from 9, 50 from 40, and leave 6.

How Come ??

Yesterday I fell from 30 feet high ladder but I don't get hurt. Why?

A mother is 21 years older than her child. In exactly 6 years from now, the mother will be exactly 5 times as old as the child.
Where's the father?

Find The Odd One Out

1. FLOW
2. SNIP
3. TRAP
4. DRAW
5. BACK

In a football game, Christina defeated Teresa by 2 - 0 but no man from either side scored. How can this be possible?

A boy purchased a book from a bookkeeper and gave him $100.
The cost of the book is $50 but the bookkeeper has no change, so he gets the change from the next shop and returns the boy his $50.

After some time the next shopkeeper came with the $100 note and told the bookkeeper that the note was a fraud, so he took the money back.

How much loss did the bookkeeper face?

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?

What mathematical symbol can be put between 5 and 9, to get a number bigger than 5 and smaller than 9?

"That Restaurant always remains crowded. This is the reason why nobody goes there".

Can you find a flaw in this statement?