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NDA 2023
Exam
NDA
Year
2023
Subject
Mathematics
Chapter
Probability

NDA 2023 · Mathematics · Probability

What is the probability that the month of December has 5 Sundays ?

What is the probability that the month of December has 5 Sundays ?

Options

  1. A11
  2. B14\frac{1}{4}
  3. C37\frac{3}{7}
  4. D27\frac{2}{7}

Correct answer

C. 37\frac{3}{7}

Step-by-step solution

Number of days in month of December =31=31 Out of which there will be 4 full weeks by 28 days. Remaining days =3∴P=3\therefore \quad P (having 5 Sunday) =37=\frac{3}{7}.
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