MCQ Quiz on Class 11 Maths Chapter 16 Probability with Answers

We have compiled the MCQ Questions for Class 11 Maths Chapter 16 Probability with Answers Pdf free download covering the entire syllabus for JEE and Boards. Practice MCQ Questions for Class 11 Maths with Answers on a daily basis and score well in exams. Refer to Probability Class 11 MCQs Quiz Questions with Answers here along with a detailed explanation.

Probability Class 11 MCQs Questions with Answers

MCQ Questions for Class 11 Maths Chapter 16 Probability with Answers

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1. In a simultaneous toss of two coins, the probability of getting no tail is:

 
 
 
 

2. A couple has two children. The probability that both children are females if it is known that the elder child is a female is

 
 
 
 

3. A random variable X has poison distribution with mean 2. Then, P (X > 1.5) equals

 
 
 
 

4. 8 coins are tossed at a time. The probability of getting 6 heads up is

 
 
 
 

5. A bag contains 5 brown and 4 white socks . A man pulls out two socks. The probability that both the socks are of the same colour is

 
 
 
 

6. One card is drawn from a pack of cards, each of the 52 cards being equally likely to be drawn. The probability that the card drawn is red and a queen is:

 
 
 
 

7. A certain company sells tractors which fail at a rate of 1 out of 1000. If 500 tractors are purchased from this company, what is the probability of 2 of them failing within first year

 
 
 
 

8. Three houses are available in a locality. Three persons apply for the houses. Each applies for one house without consulting others. The probability that all the three apply for the same house is

 
 
 
 

9. The probability of getting the number 6 at least once in a regular die if it can roll it 6 times?

 
 
 
 

10. For k = 1, 2, 3, the box Bk contains k red balls and (k + 1) white balls. Let P(B1) = 1/2, P(B2) = 1/3, P(B3) = 1/6. A box is selected at random and a ball is drawn from it. If a red ball is drawn, then probability that it has come from box B2 is

 
 
 
 

11. When a coin is tossed 8 times getting a head is a success. Then the probability that at least 2 heads will occur is

 
 
 
 

12. The probability of getting 53 Sundays in a leap year is

 
 
 
 

13. On his vacation, Rahul visits four cities (A, B, C, and D) in a random order. The probability that he visits A first and B last is

 
 
 
 

14. A coin is tossed once. If a head comes up, then it is tossed again and if a tail comes up, a dice is thrown. The number of points in the sample space of experiment is

 
 
 
 

15. Let A and B are two mutually exclusive events and if P(A) = 0.5 and P(B ̅) = 0.6 then P(A∪B) is

 
 
 
 

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