Sponsor Area

Introduction To Mathematical Modelling

Question
CBSEENMA9004032

In a box, there are 9 red, 8 white and 3 black balls. One ball is taken out of the bag. Find the probability that it is
(i)  white
(ii)  red or black
(iii)  not red. 

Solution

Solution not provided.
Ans.   left parenthesis straight i right parenthesis space 2 over 5 space space left parenthesis ii right parenthesis space 3 over 5 space space left parenthesis iii right parenthesis space 11 over 20

Sponsor Area