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

Irene killed hundreds of people mercilessly and yet the police were not able to put her behind the bars. Why?

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

What occurs twice in a week, once in a year but never in a day?

A boy was at a carnival and went to a booth where a man said to the boy, "If I write your exact weight on this piece of paper then you have to give me $50, but if I cannot, I will pay you $50." The boy looked around and saw no scale so he agrees, thinking no matter what the carny writes he'll just say he weighs more or less. In the end the boy ended up paying the man $50. How did the man win the bet?

Usually, a boxing match consists of twelve rounds. In a particular friendly match between two heavyweights, the match was finished in the ninth round itself as one of the boxers knocked out the other one.

But, in that fight, no man threw even a single punch.

How can this be possible?

I was speeding and ran through a stop sign, yet two traffic officers who were there do nothing about it.

why?

Can you circle exactly four of these numbers such that the total is twelve?

1 6 1
6 1 6
1 6 1
6 1 6

Cristina was born in 1888. She just had her 30th birthday today how did that happen?

John was born on March 5, 1970, in Delhi, India. Jacob was born 25 days before John. The year when they took birth, Republic Day fell on Monday.

Can you find out on what day was Jacob born?