3/9 is equal to 1/3 when simplified so no not all numbers are greater than 1/3
.4 Is greater then .39 so no not all numbers are less than .39
30/100 is .3 so no not all numbers are greater than . 3
3/9 is .3333 and 30/100 is .3 so yes all numbers are less than 1/2 or .5
C is the answer