Question

. Bag A contains 6 red and 5 blue balls and another bag B contains 5 red and 8 blue balls. A ball is drawn from bag A without seeing its colour and is put into the bag B. then a ball is drawn from bag B at random. Find the probability that the ball drawn is blue in colour.

Answer 1

6+5=11

5+8=13

one ball is randomly been picked from bag A =11-1=10

13+1=14

no .of favourable outcome/total no.of possible outcomes=5/10 =1/2