So percent means parts out of 100 so x%=x/100 22 out of 105 have green eyes 22/105 we want to find an equivilent fraction that has 100 in the bottom that is equal so 22/105 22/105=x/100 solve for x multiply both sides by 100 to clear fraction 2200/105=x simplify 20.95=x round up 21 answe ris 21%
