what's the probability of getting a king or a queen from a pack of 52 cards?

What makes this number unique: 8,549,176,320?

You can see three almost identical images below. Can you spot the odd one out from them?

You can take four of the five letters out of this word, but the pronunciation never changes. What is the word?

John can place six large boxes or nine small boxes into a carton.

Can you find out in how many cartons can he place sixty-six boxes in total?

What two things can you never eat for breakfast?

You have three orange, two pink and five purple balls in the drawer beside your bed. There is no electricity and the room is entirely dark. How many balls must you take out to ensure at least one ball of each colour at least?

There was an aeroplane crash, every single person died, but two people survived. How is this possible?

A mad serial killer kidnaps people and forces them to play the game of 2 pills with them, In this game, there are pills in the table and one of them is normal pill while the other one is deadly poisonous.
The victim will choose one pill and the killer will pick the other pill and both simultaneously will swallow the pill with water.
victim dies every time.

One day the serial killer kidnaps the Joseph and forces him to play the same game with him.

Joseph solves the mystery of the two pills and remains alive.

Explain?

What is the largest amount of money that you can possess in change and still if someone asks you for a dollar, you won't be able to give?