Multiple choice

A bag contains 4 white, 5 red and 6 blue balls. Three balls are drawn at random from the bag. The probability that all of them are red is

  1. 2/91

  2. 89/91

  3. 4/91

  4. 1/3

  5. None of these

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Probability of all the three balls being red  = 5C3/15C3                                                                              = 10/455                                                                              = 2/91 Hence, this option is correct.