Lottery balls are numbered and coloured balls. In the famous Lotto. six numbered balls are drawn at random from 49 balls. In each ticket one needs to guess the six numbers that would be drawn. If no correct guesses are recieved the prize money is carried to the next draw. It is not uncommon to see prize money accumulating to several millions of dollars. An urn contains in white and n black balls. A ball is drawn at random and is put back into the urn along with k additional balls of the same colour as that of the ball drawn. A ball is again drawn at random. The probability of drawing a white ball now :

• These are the options:
  A) Does not depend on K
  B) Increases with K
  C) Decreases with K
  D) Cannot be determined without additional information
• 9 years agoHelpfull: Yes(0) No(5)