Published by:
CGP EDU Academic Team
Published on: August 14, 2026
The probability that a leap year selected at random contains either 53 Sundays or 53 Mondays, is
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
C
A leap year consists of 366 days comprising of 52 weeks and 2 days. There are 7 possibilities for these 2 extra days viz.
(i) Sunday, Monday, (ii) Monday, Tuesday,
(iii) Tuesday, Wednesday, (iv) Wednesday, Thursday,
(v) Thursday, Friday, (vi) Friday, Saturday and
(vii) Saturday, Sunday.
Let us consider two events :
the leap year contains 53 Sundays
the leap year contains 53 Mondays.
Then we have 
Required probability 
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