March 15 - March 31 = 17 days
April = 30days
May = 31 days
June = 30 days
July = 31 days
August = 31 days
Sept 1 - Sept 15 = 15 days
total = 185 days
Total number of days from march 15 to september 15 inclusive is; 185 days
The months from March to September are;
Now, the month of March has 31 days.
Thus; number of days from 15th to the end of March including the 15th is; 31 - 14 = 17 days
The month of September has 30 days. Thus from first to 15hlth inclusive is 15 days.
Total number of days from march 15 to september 15 inclusive is; 17 + 30 + 31 + 30 + 31 + 31 + 15 = 185 days.
Read more about number of days in a month at; https://brainly.com/question/24319324