(a) Except as provided in subdivision (b) or (c), “authorized number” means 5 percent of the voting power.
(b) Where (disregarding any provision for cumulative voting which would otherwise apply) the total number of votes entitled to be cast for a director is 1,000 or more, but less than 5,000 the authorized number shall be 2 1/2 percent of the voting power, but not less than 50.
(c) Where (disregarding any provision for cumulative voting which would otherwise apply) the total number of votes entitled to be cast for a director is 5,000 or more, the authorized number shall be one-twentieth of 1 percent of the voting power, but not less than 125.
(d) Any right under Part 2, Part 3, or Part 4 which may be exercised by the authorized number, or some multiple thereof, may be exercised by a member with written authorizations obtained within any 11-month period from members who, in the aggregate, hold the equivalent voting power. Any such authorization shall specify the right to be exercised thereunder and the duration thereof (which shall not exceed three years).
(e) Where any provision of Part 2, Part 3, or Part 4 specifies twice the authorized number, that means two times the number calculated according to subdivision (a), (b) or (c).