What English word has three consecutive double letters?

4 fathers, 2 grand-fathers and 4 sons went to watch the movie.What is the minimum number of tickets they need to buy ?

How many times in a given day, minutes and hour clock comes in a straight line ?

There is a shop where written:
Buy 1 for $1
10 for $2
100 for $3
I needed 999 and still only paid $3. How could this be financially viable for the shop-keeper?

Can you name an animal whose killing cannot be performed without spilling your own blood?

What is so fragile that saying its name breaks it?

If Rajina's daughter is my daughter's mom, who am I to Rajina?

A bomb exploded in a room full of married couples and no one died. How?

In the picture, you can see a chess board. On the top left position, the K marks a knight. Now, can you move the knight in a manner that after 63 moves, the knight has been placed at all the squares exactly once excluding the starting square?

In two decks of cards, what is the least amount of cards you must take to be *guaranteed* at least one four-of-a-kind?