Question

12. A bag has 5 white balls and 4 black balls. A ball is drawn at random from the bag. What is the
probability of getting a white ball and a black ball?​

Answer 1

Answer:

Total no. of balls = 4+5 = 9

No. of white balls = 5

P( white balls ) = 5/9

No. of black balls = 4

P(black balls ) = 4/9

HOPE IT WILL HELP YOU...

Answer 2

Answer:

20/81

Step-by-step explanation

total number of balls= 5+4=9

p(w) of black=4/9

p[w] of  white=5/9

p[w] of white and black=4/9×5/9=20/81