Q37 of 128 Page 13

Find the probability that a number selected at random from the numbers 1, 2, 3,…, 35 is a

(i) prime number


(ii) multiple of 7


(iii) a multiple of 3 or 5

Total number of possible outcomes, n(S) = 35

(i) Number of favorable outcomes, n(E) = 11



(ii) Number of favorable outcomes, n(E) = 5



(iii) Number of favorable outcomes, n(E) = 16



More from this chapter

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35

Find the probability that a number selected from the number 1 to 25 is not a prime number when each of the given numbers is equally likely to be selected.

 36

A bag contains 8 red, 6 white and 4 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 or black

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From a pack of 52 playing cards Jacks, queens, kings and aces of red colour are removed. From the remaining, a card is drawn at random. Find the probability that the card drawn is

(i) a black queen


(ii) a red card


(iii) a black jack


(iv) a picture card (Jacks, queens and kings are picture cards).

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A bag contains lemon flavoured candies only. Malini takes out one candy without looking into the bag. What is the probability that she takes out.

(i) an orange flavoured candy?


(ii) a lemon flavoured candy?