The Board of Education shall hold not less than two public hearings during the year in addition to any other regularly scheduled hearings, for the specific purpose of considering all school issues or school problems of public interest. At least thirty (30) days prior to the date of any such hearing the Board shall publish by advertisement at least once in two newspapers of general circulation printed in the City notice that the hearing will be held. Interested persons may present written statements to the Board relating to proposed issues to be considered at the hearing not less than fifteen (15) days prior thereto.