Probability MCQ Set 6

PROBABILITY MCQ SET 6

1. Find the probability that when a hand of 3 cards are drawn from a well shuffled deck . What is the probability that it has :
(ii) Atleast one king

(a) 1201/5525

(b) 1300/5225

(c) 1400/1515

(d) 1155/1122

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Answer: A

2. A person draws 3 cards from a pack of 52 cards . Find the probability of getting exactly two red cards?

(a) 15/34

(b) 18/30

(c) 20/14

(d) 13/34

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Answer: D

3. A person draws 3 cards from a pack of 52 cards (with replacement) . Find the probability of getting:
(i) All three red cards

(a) 1/10

(b) 2/7

(c) 1/8

(d) 2/3

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Answer: C

4. A person draws 3 cards from a pack of 52 cards (with replacement) . Find the probability of getting:
(ii) That none of the cards is an ace

(a) 1728/2197

(b) 1755/1457

(c) 2174/4546

(d) 4185/5246

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Answer: A

5. A glass jar contains 6 white , 8 black , 4 red and 3 blue marbles . If a single marble is chosen at random from the jar , what is the probability that it is black or blue?

(a) 8/21

(b) 11/21

(c) 5/21

(d) 1/7

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Answer: B

6. A bag contains 6 white and 4 black balls . 2 balls are drawn at random . Find the probability that they are of same colour.

(a) 1/2

(b) 7/15

(c) 8/15

(d) 1/9

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Answer: B

7. There are 2 bags . First Bag contains 3 Red & 4 Blue balls and the second bag contains 5 Red & 2 Blue balls . One ball is picked from each of the bag . Find the probability that both balls are of :
(i) Same color

(a) 25/50

(b) 49/54

(c) 23/49

(d) 55/45

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 Answer: C

8. A bag contains 6 red balls , 5 yellow balls and 3 pink balls . Two balls are drawn at random . What is the probability that none of the balls are red?

(a) 8/13

(b) 4/13

(c) 6/13

(d) 5/13

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Answer: B

9. A bag contains 2 red , 3 green and 2 blue balls . Two balls are drawn at random . What is the probability that none of the balls drawn is blue?

(a) 10/21

(b) 11/21

(c) 2/7

(d) 5/7

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Answer: A

10. A bag contains 3 red balls , 5 yellow balls 7 pink balls . If 1 ball is drawn at random from the bag , what is the probability that it is pink or red in colour ?

(a) 1/3

(b) 2/3

(c) 1/4

(d) None of these

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Answer: B