NCERT Exercise 14.1 - Q9(iii) - Probability
Question: A box contains 5 red marbles, 8 white marbles and 4 green marbles. One marble is taken out of the box at random. What is the probability that the marble taken out will be (iii) not green?
Answer: P(not green) = 13/17.
Full step-by-step NCERT solution with diagrams on Something by Zero.