Answer
$0.51
Work Step by Step
$\frac{part}{whole}=\frac{percent}{100}$
Looking at the details given
Here Whole = 85 and percent = 0.6
$\frac{part}{85}=\frac{0.6}{100}$
part = $85\times\frac{0.6}{100} = 0.51
0.6 % of Dollar 85 is Dollar 0.51.