Question

a bag contain 3 red ball , 5 black ball and 4 white ball . A ball is drawn at random from the bag . what is the probability that the ball drawn is : (a )white (b )red( c) not a black( d )blue​

Answer 1

Answer:

(a) 1/3

(b) 1/4

(c) 7/12

(d) 0

Answer 2

Answer:

the probability that the ball drawn is:-

• white = 4/12= 1/3
• red= 3/12=1/4
• not a black=7/12
• blue=0 (there is no blue ball)

probability= favourable outcomes/total outcomes