Question

A box contains 4 white,2 black and 3 3 green balls.A ball is drawn at random.the probability of a black ball is​

Answer 1

IF GREEN BALL = 33

THEN,TOTAL NO. OF BALLS = 4+2+33 = 39

PROBABILITY OF GETTING BLACK BALL = 2/39

IF GREEN BALL = 3

THEN , TOTAL BALLS = 4+2+3 = 9

PROBABILITY OF GETTING BLACK BALL = 2/9

Answer 2

Answer:

Step-by-step explanation:

The probability of drawing a black ball is 2/9= 22.22%

The simple formula for probability applies here :

P = No. of favorable events/ No. of probable events

Here, favorable event is getting a black ball. Hope it clarifies