Two dice are thrown at the same time. Write down all the outcomes. Find the probability that the sum of the two number appearing on the dice is. (a) 8 (b) 13 (c) lesser than or equal to 12
A box contains 3 black balls, 4 red balls and 3 green balls. All the balls are identical in shape and size. Rohit takes out a ball from the bag without looking into it. What is the probability that the ball drawn is a black or green ball?
A bag contains red, blue and green balls. It is twice as likely to pick a blue ball as compared to a red ball, it is thrice as likely to pick a green ball as compared to a red ball. What is the probability of picking a green ball?
A box of 15 chocolates has 6 that contain caramel, 5 that contain nuts and 4 that contain cashews. If you randomly select a chocolate, what is the probability that you will get one that contains nuts?
5 defective glasses are accidentally mixed with 20 good ones. The good glasses and the defective one look the same. If a glass is chosen at random, what is the probability that the chosen glass is good?