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Question 11 - NCERT Exemplar - MCQ - Chapter 14 Class 10 Probability

Last updated at Dec. 16, 2024 by Teachoo

The probability that a non leap year selected at random will contain 53 Sundays is

(A) 1/7  (B) 2/7

(C) 3/7    (D) 5/7

 

Transcript

Question 11 The probability that a non leap year selected at random will contain 53 Sundays is (A) 1/7 (B) 2/7 (C) 3/7 (D) 5/7 A non leap year has 365 days Dividing by 7 Number of weeks in non-leap year = 365/7 = ๐Ÿ“๐Ÿ ๐Ÿ/๐Ÿ• Thus, a non-leap year has 52 weeks, and 1 day extra That 1 extra day can be {Mon, Tues, Wed, Thur, Fri, Sat, Sun} Thus, Probability that a non leap year will contain 53 Sundays = (๐‘๐‘ข๐‘š๐‘๐‘’๐‘Ÿ ๐‘œ๐‘“ ๐‘†๐‘ข๐‘›๐‘‘๐‘Ž๐‘ฆ ๐‘–๐‘› ๐‘Ž ๐‘ค๐‘’๐‘’๐‘˜)/(๐‘‡๐‘œ๐‘ก๐‘Ž๐‘™ ๐‘›๐‘ข๐‘š๐‘›๐‘’๐‘Ÿ ๐‘œ๐‘“ ๐‘‘๐‘Ž๐‘ฆ๐‘  ๐‘–๐‘› ๐‘Ž ๐‘ค๐‘’๐‘’๐‘˜) = ๐Ÿ/๐Ÿ• So, the correct answer is (A)
  1. Chapter 14 Class 10 Probability
  2. Serial order wise

    3. NCERT Exemplar - MCQ

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Chapter 14 Class 10 Probability
Serial order wise

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Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 14 years. He provides courses for Maths, Science and Computer Science at Teachoo