Question

A bag contains 3 red balls ,5 black balls ,and 4 white balls. All balls is drawn at random from the bag. what is the probability that the ball drawn is 1.white 2.black 3.red 4. not red​

Answer 1

Answer:

1/3, 5/12, 1/4, 3/4

Step-by-step explanation:

1.white :- favourable outcome/ total outcome

= 4/ 12 = 1/3

2.black :- 5/12

3.red. :- 3/12 = 1/4

4.not red:- total red balls = 3

not red= 12-3. = 9

probability= 9/12 = 3/4

Hope this helps....