In order to know what percent of 67 is 33, what we are going to do is to divide 33 by 67. So, 33/67 and we get 0.49253 and we round this off to the nearest tenth so it is .49. In order to make this into percentage, we move two decimal places to the right making it 49%. Therefore, the final answer would be, 33 is 49% of 67.