1. In exercising the powers mentioned in this chapter, the Board may, so long as such action is in conformity with the terms of these zoning regulations, reverse or affirm, wholly or partly, or may modify the order, requirement, decision, or determination appealed from and may make such order, requirement, decision, or determination as ought to be made, and to that end shall have all the powers of the administrative official from whom the appeal is taken.
2. The concurring vote of three members of the Board shall be necessary to reverse any order, requirement, decision, or determination of the administrative official, or to decide in favor of the applicant on any matter upon which it is required to pass under these zoning regulations, or to effect any variation in these zoning regulations.