I need some help on this question can some one help me plz

Order the set of numbers from least to greatest.

11/20, 1/2 , 0.51

Here are the selections
A. 0.51, 11/20, 1/2
B. 1/2, 0.51, 11/20
C. 1/2, 11/20, 0.51
D. 0.51,1/2, 11/20

Thanks to anybody that helps me BTW I think it D :)

2 answers

If you make all of them fractions with 100 as the denominator, then they are
55/100, 50/100, 51/100
so, what do you think?
11/20 = 0.55.
1/2 = 0.50.
0.51 = 0.51.