(1) Three members of the board of trustees shall constitute a quorum, and no action shall be taken by less than a majority of the board members.

(2) Lesser number may adjourn from time to time any regular or special meeting at which a quorum is not present. The secretary of the board shall in person or in writing notify the absent members of the time, date and place set for the adjourned meeting.

(3) Normally, voting shall be viva voce. However, a roll call vote may be requested by any member of the board for the purposes of the record.

(4) In question of parliamentary procedure, the actions of the board shall be conducted according to Robert's Rules of Order Revised unless specified otherwise by state law or regulation of the state board or bylaws of the board of trustees.