Forthwith, after May 16, 1980, and annually in the month of April thereafter, the commission shall elect one of its members as chairperson, and one of its members as vice chairperson. A simple majority of the members of the commission shall constitute a quorum. No vacancy in the membership of the commission shall impair the right of a quorum to exercise all the rights and perform all of the duties of the commission.
R.I. Gen. Laws § 46-25-7