Question

A bag contains 3 red, 4 black and 5 green balls of the same size.
A ball is drawn at random from the bag. What is the probability
that the ball drawn is (i) green? (ii) not green? (iii) black?​

Answer 1

Step-by-step explanation:

sum of all ball =3red+4black+5Green

/12ball

probability of green colour=5/12

not greeen coloute=1-5/12

7/12

probabily of black colour=4/12