3/5, 0.49, 17/20, 0.5 in least to greatest

A) 3/5, 0.49, 0.5, 17/20
B) 0.49, 0.5, 3/5 , 17/20
C) 17/20, 0.5, 3/5, 0.49
D) 0.5, 3/5, 17/20, 0.49

well,

3/5 = 0.60
17/20 = 0.85
that should help ...