There shall be printed on each official ballot to be used at such general or municipal election, the following:

If you favor the proposition printed below make a cross x, plus + or check X in the square opposite the word “YES.” If you are opposed thereto make a cross x , plus + or check X in the square opposite the word “NO.”

YES “Shall “An act (reciting title)’

NO be adopted?”

In any municipality or county in which voting machines are used, the question shall be placed upon the official ballots to be used upon the voting machines without the foregoing instruction to the voters and shall be voted upon by the use of such machines without marking as aforesaid. L.1948, c. 199, p. 998, s. 10.