A bag contains 5 red marbles, 8 white marbles, 4 green marbles. What is the probability that if one marble is taken out of the bag at random, it will be

(i) red


(ii) white


(iii) not green

(i) red


Total numbers of red marbles = 5


Number of white marbles = 8


Number of green marbles = 4


Total number of marbles = 5 + 8 + 4 = 17


Probability of getting a red marble is =


(ii) white


Total numbers of red marbles = 5


Number of white marbles = 8


Number of green marbles = 4


Total number of marbles = 5 + 8 + 4 = 17


Probability of getting a white marble is =


(iii) not green


Total numbers of red marbles = 5


Number of white marbles = 8


Number of green marbles = 4


Total number of marbles = 5 + 8 + 4 = 17


Total number of red and white marbles = 5 + 8 = 13


Probability of getting a non green marble is =


13