Q.

A bag contains 8 red and 6 black balls, two balls are taken out from the bag one after the other without replacement then what is the probability that 2nd ball is red if 1st ball was black?

see full answer

Want to Fund your own JEE / NEET / Foundation preparation ??

Take the SCORE scholarship exam from home and compete for scholarships worth ₹1 crore!*
An Intiative by Sri Chaitanya

a

8/13

b

5/13

c

7/13

d

None of these

answer is A.

(Unlock A.I Detailed Solution for FREE)

Ready to Test Your Skills?

Check your Performance Today with our Free Mock Test used by Toppers!

Take Free Test

Detailed Solution

If 1st ball is black then remaining in bag is 8 red and 5 black balls then probability of 2nd ball being red is 8/13.

Watch 3-min video & get full concept clarity
score_test_img

Get Expert Academic Guidance – Connect with a Counselor Today!

whats app icon