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NDA 2012
Exam
NDA
Year
2012
Subject
Mathematics
Chapter
Probability

NDA 2012 · Mathematics · Probability

What is the probability that a leap year selected random contains...

What is the probability that a leap year selected random contains 53 Mondays?

Options

  1. A1/7
  2. B2/7
  3. C7/366
  4. D26/183

Correct answer

B. 2/7

Step-by-step solution

No. of days in each year =366=366 No. of complete week =52=52. No. of days left = 2. Required probability =2/7=2 / 7.
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