Question

A bag contains 8 red, 6 white and 4 black balls. A ball is drawn at random from the bag. Find the probability that the drawn ball is (i) red or white     (ii) not black    (iii) neither white nor black.

Answer 1

Total no. of balls=18 balls.
Probability (red or white)=`14/18=7/9`
Probability (not black)=`14/18=7/9`
Probability (neither white nor black)=`8/18=4/9`