Reliance Jio Probability Quiz 1

Question 1

Time: 00:00:00
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?

10/21

10/21

11/21

11/21

2/7

2/7

5/7

5/7

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Question 2

Time: 00:00:00
In a box, there are 8 red, 7 blue and 6 green balls. One ball is picked up randomly. What is the probability that it is neither red nor green?

1/3

1/3

3/4

3/4

7/19

7/19

8/21

8/21

9/21

9/21

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Question 3

Time: 00:00:00
Three unbiased coins are tossed. What is the probability of getting at most two heads?

3/4

3/4

1/4

1/4

3/8

3/8

7/8

7/8

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Question 4

Time: 00:00:00
Two dice are thrown simultaneously. What is the probability of getting two numbers whose product is even?

1/2

1/2

3/4

3/4

3/8

3/8

5/16

5/16

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Question 5

Time: 00:00:00
In a lottery, there are 10 prizes and 25 blanks. A lottery is drawn at random. What is the probability of getting a prize?

1/10

1/10

2/5

2/5

2/7

2/7

5/7

5/7

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Question 6

Time: 00:00:00







From a pack of 52 cards, two cards are drawn together at random. What is the probability of both the cards being kings?

1/15

1/15

25/57

25/57

35/256

35/256

1/221

1/221

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Question 7

Time: 00:00:00
Two dice are tossed. The probability that the total score is a prime number is:

1/6

1/6

5/12

5/12

1/2

1/2

7/9

7/9

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Question 8

Time: 00:00:00
A bag contains 4 white, 5 red and 6 blue balls. Three balls are drawn at random from the bag. The probability that all of them are red, is:

1/22

1/22

3/22

3/22

2/91

2/91

2/71

2/71

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Question 9

Time: 00:00:00







Two cards are drawn together from a pack of 52 cards. The probability that one is a spade and one is a heart, is:

3/20

3/20

29/34

29/34

47/100

47/100

13/102

13/102

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Question 10

Time: 00:00:00







A bag contains 6 black and 8 white balls. One ball is drawn at random. What is the probability that the ball drawn is white?

3/4

3/4

4/7

4/7

1/8

1/8

3/7

3/7

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