Question

25. There are 30 cards, of same size, in a bag on which numbers 1 to 30 are
w
is taken out of the bag at random. Find the probability that the number one secteu
card is not divisible by 3.
[CBSE 2005]
26. 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 (i) not black (iii) neither white
nor black
27. 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. ICBSE 2005)
8. 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 (i) not black (iii) neither white nor black.
. 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
[CBSE 2006C]
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). [CBSE 2006C]
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?
INCERTI​

Answer 1

Step-by-step explanation:

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