{"id":21822,"date":"2020-01-28T17:55:46","date_gmt":"2020-01-28T12:25:46","guid":{"rendered":"https:\/\/kseebsolutions.guru\/?p=21822"},"modified":"2021-07-02T15:26:23","modified_gmt":"2021-07-02T09:56:23","slug":"2nd-puc-maths-question-bank-chapter-13-miscellaneous-ex","status":"publish","type":"post","link":"https:\/\/kseebsolutions.guru\/2nd-puc-maths-question-bank-chapter-13-miscellaneous-ex\/","title":{"rendered":"2nd PUC Maths Question Bank Chapter 13 Probability Miscellaneous Exercise"},"content":{"rendered":"

Students can Download Maths Chapter 13 Probability Ex 13.4 Questions and Answers, Notes Pdf, 2nd PUC Maths Question Bank with Answers<\/a> helps you to revise the complete Karnataka State Board Syllabus and score more marks in your examinations.<\/p>\n

Karnataka 2nd PUC Maths Question Bank Chapter 13 Probability Miscellaneous Exercise<\/h2>\n

Question 1.
\nA family has two children. Find the probability that both are boys, if it is known that
\n(i) At least one of them is boy
\n(ii) Elder child is a boy (CBSE – 2010)
\nAnswer:
\n(i) Let A : At least one of them is a boy
\n{BB,BG,GB,GG}
\n\"2nd<\/p>\n

Question 2.
\nA bag contains 4 balls
\nTwo balls are drawn at random and are found to be White. What is the probability that all Balls are white.
\nAnswer:
\nE1<\/sub>: 2 balls are white, 2- are non white
\nE2<\/sub>: 3 balls are white, 1 is non white
\nE3<\/sub>: 4 balls are white
\nA : Two balls are white
\n\"2nd
\n\"2nd<\/p>\n

\"KSEEB<\/p>\n

Question 3.
\nGiven three identical boxes I, II and III each containing two coins. In box I, both coins are gold, In box II both are silver and in box III there is one gold and one silver coin. A person choose a box and takes out a coin. If the coin is gold, what is the probability that the other coin is also gold\u00a0 (CBSE – 2011)
\nAnswer:
\nE1<\/sub>: Both gold coin
\nE2<\/sub>: Both silver coin
\nE3<\/sub>: One gold and one silver
\n\"2nd<\/p>\n

Question 4.
\nTwo cards are drawn without replacement from a well shuffled pack of cards. Find the mean and variance of the number of Red cards.\u00a0 (CBSE – 2012)
\nAnswer:
\nLet X denote the no. of Red cards
\n\"2nd
\n\"KSEEB<\/p>\n

Questions from Competitive Exams<\/p>\n

Question 1.
\nA die is thrown. Let A be the event that the number obtained: is greater than 3. B be the event that the number obtained is less than 5. Find P(A\u222aB)
\nAnswer:
\n\"2nd<\/p>\n

Question 2.
\nIt is given that, the events A and B are such that
\n\\(\\mathbf{P}(\\mathbf{A})=\\frac{1}{4}, \\mathbf{P}(\\mathbf{A} | \\mathbf{B})=\\frac{1}{2}, \\mathbf{P}(\\mathbf{B} | \\mathbf{A})=\\frac{2}{3}, \\text { Find } P(B)\\) [AIEEE – 2008]
\nAnswer:
\n\"2nd<\/p>\n

Question 3.
\n\\(\\mathbf{P}(\\mathbf{A})=\\frac{1}{4}, \\mathbf{P}(\\mathbf{B})=\\frac{1}{2}, \\mathbf{P}(\\mathbf{A} \\cap \\mathbf{B})=\\frac{1}{8}\\),find P(not A, not B) (UPSEE -2008)
\nAnswer:
\n\"2nd<\/p>\n

\"KSEEB<\/p>\n

Question 4.
\n[Latex]\\mathbf{P}(\\mathbf{A})=\\frac{1}{2}, \\mathbf{P}(\\mathbf{B})=\\frac{7}{12}, \\mathbf{P}(\\text { not } \\mathbf{A} \\text { or not } \\mathbf{B})=\\frac{1}{4}[\/latex]
\nState whether A and B are independent. [AIEEE]
\nAnswer:
\n\"2nd<\/p>\n","protected":false},"excerpt":{"rendered":"

Students can Download Maths Chapter 13 Probability Ex 13.4 Questions and Answers, Notes Pdf, 2nd PUC Maths Question Bank with Answers helps you to revise the complete Karnataka State Board Syllabus and score more marks in your examinations. Karnataka 2nd PUC Maths Question Bank Chapter 13 Probability Miscellaneous Exercise Question 1. A family has two …<\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[82],"tags":[],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/kseebsolutions.guru\/wp-json\/wp\/v2\/posts\/21822"}],"collection":[{"href":"https:\/\/kseebsolutions.guru\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/kseebsolutions.guru\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/kseebsolutions.guru\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/kseebsolutions.guru\/wp-json\/wp\/v2\/comments?post=21822"}],"version-history":[{"count":0,"href":"https:\/\/kseebsolutions.guru\/wp-json\/wp\/v2\/posts\/21822\/revisions"}],"wp:attachment":[{"href":"https:\/\/kseebsolutions.guru\/wp-json\/wp\/v2\/media?parent=21822"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kseebsolutions.guru\/wp-json\/wp\/v2\/categories?post=21822"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kseebsolutions.guru\/wp-json\/wp\/v2\/tags?post=21822"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}