The voters of the City shall have power to recall and remove from office the mayor or any member of the Council before the expiration of his term, such power being known as the recall. A recall may be started by the filing with the Clerk of the City a petition signed by qualified voters equal in number to twenty-five per cent of those who cast ballots for mayor at the last preceding City election, requesting that the mayor or a council member, named in the petition, be removed from office. The Clerk, if he finds the petition sufficient, shall certify to the Board of Elections, to be placed on the ballot at the next succeeding regular or primary election occurring not less than ninety days thereafter the question: Shall John Doe (using the name of the mayor or the councilman named in the petition) be recalled from office as mayor (or as councilman) in the City of Grove City? Yes___ No___. If, at the election, a majority of the votes cast on the question shall be in favor of recall, the mayor or council member shall forthwith retire from office, and the vacancy thus created shall be filled in the manner provided in this Charter. No recall petition shall be filed against an officer during the first six months in office. If an officer against whom a petition is filed is continued in office by the vote at the election, no further recall petitions may be filed against him for a period of one year.