In a certain month, three of the Sundays have dates that are even numbers. The tenth day of this month is a
(A) Saturday
(B) Sunday
(C) Monday
(D) Tuesday
(E) Wednesday
In a certain month, three of the Sundays have dates that are even numbers. The tenth day of this month is a
(A) Saturday
(B) Sunday
(C) Monday
(D) Tuesday
(E) Wednesday

## Solution

A Sunday must occur during the first three days of any month with five Sundays. Since it is on an even day, it must be on the second day of the month. This implies that the ninth day of the month is also a Sunday, which makes the tenth day a Monday.

ANSwER: (C)