Published by:
CGP EDU Academic Team
Published on: August 14, 2026
A bag contains 3 red, 4 white and 5 blue balls. All balls are different. Two balls are drawn at random. The probability that they are of different colour is
A
B
C
D
None of these
Text Solution
Verified by ExpertsThe correct answer is:
A
We have the following three pattern :
(i) Red, white 
(ii) Red, blue 
(iii) Blue, white 
Since all these cases are exclusive, so the required probability 
Prepare Smarter with CGP Edu
Get practice questions, solutions, and test series in one place.
Write a Review
Share your experience with this question and solution.
Commentary
Send your comment, doubt, correction, or feedback to admin.
Similar Questions
Explore conceptually related problems
Dialing a telephone number an old man forgets the last two digits remembering only that these are d…
In a box there are 2 red, 3 black and 4 white balls. Out of these three balls are drawn together. T…
Six boys and six girls sit in a row randomly. The probability that the six girls sit together
From a group of 7 men and 4 ladies a committee of 6 persons is formed, then the probability that th…
A bag contains 4 white and 3 red balls. Two draws of one ball each are made without replacement. Th…
A bag contains 5 white, 7 black and 4 red balls. Three balls are drawn from the bag at random. The …