Section 21.
1The quorum of the managers or governors shall not be less than three, or one third of the whole number of managers or governors, whichever is the greater.
2The proceedings of the managers or governors shall not be invalidated by any vacancy in their number or by any defect in the election, appointment or qualification of any manager or governor.
3Every question to be determined at a meeting of the managers or governors shall be determined by a majority of the votes of the managers or governors present and voting on the question, and where there is an equal division of votes the chairman of the meeting shall have a second or casting vote.
4The managers or governors shall hold a meeting at least once ia every three months.
5A meeting of the managers or governors may be convened by any two of their number.
6The minutes of the proceedings of the managers or governors shall be kept in a book provided for the purpose.