1.

a bag contains 7 red balls 4 black balls and 3 white balls a ball is drawn from the bag find the probability that it is black and it's not white​

Answer»

FAVORABLE OUTCOMES(BLACK)=4

total outcomes=14

probability=4/14=2/7

not white

fav. outcomes =11

total outcomes=14

probability=11/14



Discussion

No Comment Found

Related InterviewSolutions