1.

A hag contains 7 white, 5 black and 4 red balls. If two balls are drawn at random, find the probability that : (i) both the balls are white (ii)one ball is black and the other red (iii) both the balls are of the same colour.

Answer»

A hag contains 7 white, 5 black and 4 red balls. If two balls are drawn at random, find the probability that :

(i) both the balls are white

(ii)one ball is black and the other red

(iii) both the balls are of the same colour.



Discussion

No Comment Found