Question

Since Omcitville started keeping daily climate records in 1923, the highest temperature ever recorded was 39 ◦C, on August 12, 2011, and the lowest was 4 ◦C, on January 21, 1954. Assuming that the temperature has always been within this range, prove that there were at least 11 days in 1997 on which Omcitville had the same recorded temperature, rounded to the nearest degree Celsius. Assume that there were 365 days in 1997.

Answer 1