The solution #6081 is perfect. Excellent, bobbym!
#6082.(a) A bag contains 5 red and 4 black balls. A ball is drawn at random from the bag. What is the probability of getting a black ball?
#6082.(b) An ordinary dice is thrown. Find the probability that the number obtained is a factor of 6.
The solution 574 (two parts) is correct. Excellent, bobbym!
575. All the three face cards of spades are removed from a well-shuffled pack of 52 cards. A card is drawn at random from the remaining pack. Find the probability of getting
(i) a black face card
(ii) a queen
(iii) a black card