Question

A bag contains 3red ,5 black, 7 white balls .One ball is drawn at random from the bag. What is the probability that the ball drawn is (1) white (2) red (3) not red (4) red or black

Answer 1

Answer:

1)7/15

2)3/15=1/5

3)12/15

4)8/15

Answer 2

For white:- 7/15
For red:- 3/15
For not red:- 12/15
For red or black :- 8/15