Q. 344.0( 6 Votes )
A bag contains 5 red, 8 white and 7 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.
Total number of possible outcomes, n(S) = 20
(i) Number of favorable outcomes, n(E) = 13
(ii) Number of events of getting a black ball, n(E) = 7
Probability of not getting a black ball = 1 – P(E)
(iii) Number of favorable outcomes, n(E) = 5
Rate this question :
Which of the following amongst the given options cannot be the probability of an event:
(i) 1.01 (ii) 67%
(iii) -0.5 (iv)
(v) 0.3KC Sinha - Mathematics
Which of the following experiments have equally likely outcomes? Explain
(i) A driver attempts to start a car. The car starts or does not start.
(ii) A player attempts to shoot a basketball. She/he shoots or misses the shot.KC Sinha - Mathematics
Suppose we throw a die once.
(i) What is the probability of getting a number greater than 4?
(ii) What is the probability of getting a number less than or equal to 4?KC Sinha - Mathematics