Exercise 3 A bag contains 16 balls: 7 red and 9 black. We select three balls from the bag. We suppose the drawn are successively and with replacement: Find the probability of each of the following...

Extracted text: Exercise 3 A bag contains 16 balls: 7 red and 9 black. We select three balls from the bag. We suppose the drawn are successively and with replacement: Find the probability of each of the following events: 1. A:" Obtaining three red balls “ 2. B:" Obtaining two red and one black". 3. C:" Obtaining at most one black ball" 4. D:" Obtaining at least one red ball"