ICSE Class X Math 2015 Solved Paper

Show Para  Hide Para 
A bag contains 5 white balls, 6 red balls and 9 green balls. A ball is drawn at random from the bag. Find the probability that the ball drawn is :
© examsnet.com
Question : 34
Total: 52
a white or a red ball
Solution:  
P( White or red )=
5+6
20

=
11
20
© examsnet.com
Go to Question: